20921097600

素因数分解:

$2^7\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:252

約数の個数: 1152

約数和(自身を含む): 90120794400

約数和(自身を除く): 69199696800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 19, 20, 24, 25, 26, 30, 32, 34, 36, 38, 39, 40, 45, 48, 50, 51, 52, 57, 60, 64, 65, 68, 72, 75, 76, 78, 80, 85, 90, 95, 96, 100, 102, 104, 114, 117, 120, 128, 130, 136, 144, 150, 152, 153, 156, 160, 170, 171, 173, 180, 190, 192, 195, 200, 204, 208, 221, 225, 228, 234, 240, 247, 255, 260, 272, 285, 288, 300, 304, 306, 312, 320, 323, 325, 340, 342, 346, 360, 380, 384, 390, 400, 408, 416, 425, 442, 450, 456, 468, 475, 480, 494, 510, 519, 520, 544, 570, 576, 585, 600, 608, 612, 624, 640, 646, 650, 663, 680, 684, 692, 720, 741, 760, 765, 780, 800, 816, 832, 850, 855, 865, 884, 900, 912, 936, 950, 960, 969, 975, 988, 1020, 1038, 1040, 1088, 1105, 1140, 1152, 1170, 1200, 1216, 1224, 1235, 1248, 1275, 1292, 1300, 1326, 1360, 1368, 1384, 1425, 1440, 1482, 1520, 1530, 1557, 1560, 1600, 1615, 1632, 1664, 1700, 1710, 1730, 1768, 1800, 1824, 1872, 1900, 1920, 1938, 1950, 1976, 1989, 2040, 2076, 2080, 2176, 2210, 2223, 2249, 2280, 2340, 2400, 2432, 2448, 2470, 2496, 2550, 2584, 2595, 2600, 2652, 2720, 2736, 2768, 2850, 2880, 2907, 2925, 2941, 2964, 3040, 3060, 3114, 3120, 3200, 3230, 3264, 3287, 3315, 3400, 3420, 3460, 3536, 3600, 3648, 3705, 3744, 3800, 3825, 3876, 3900, 3952, 3978, 4080, 4152, 4160, 4199, 4275, 4325, 4420, 4446, 4498, 4560, 4680, 4800, 4845, 4896, 4940, 4992, 5100, 5168, 5190, 5200, 5304, 5440, 5472, 5525, 5536, 5700, 5760, 5814, 5850, 5882, 5928, 6080, 6120, 6175, 6228, 6240, 6460, 6528, 6574, 6630, 6747, 6800, 6840, 6920, 7072, 7200, 7296, 7410, 7488, 7600, 7650, 7752, 7785, 7800, 7904, 7956, 8075, 8160, 8304, 8320, 8398, 8550, 8650, 8823, 8840, 8892, 8996, 9120, 9360, 9600, 9690, 9792, 9861, 9880, 9945, 10200, 10336, 10380, 10400, 10608, 10880, 10944, 11050, 11072, 11115, 11245, 11400, 11628, 11700, 11764, 11856, 12160, 12240, 12350, 12456, 12480, 12597, 12920, 12975, 13148, 13260, 13494, 13600, 13680, 13840, 14144, 14400, 14535, 14705, 14820, 14976, 15200, 15300, 15504, 15570, 15600, 15808, 15912, 16150, 16320, 16435, 16575, 16608, 16796, 17100, 17300, 17646, 17680, 17784, 17992, 18240, 18525, 18720, 19380, 19584, 19722, 19760, 19890, 20241, 20400, 20672, 20760, 20800, 20995, 21216, 21888, 22100, 22144, 22230, 22490, 22800, 23256, 23400, 23528, 23712, 24225, 24480, 24700, 24912, 24960, 25194, 25840, 25950, 26296, 26469, 26520, 26988, 27200, 27360, 27680, 28288, 28800, 29070, 29410, 29583, 29640, 30400, 30600, 31008, 31140, 31200, 31616, 31824, 32300, 32640, 32870, 33150, 33216, 33592, 33735, 34200, 34600, 35292, 35360, 35568, 35984, 36480, 37050, 37440, 37791, 38233, 38760, 38925, 39444, 39520, 39780, 40482, 40800, 41344, 41520, 41600, 41990, 42432, 42731, 44115, 44200, 44460, 44980, 45600, 46512, 46800, 47056, 47424, 48450, 48960, 49305, 49400, 49725, 49824, 50388, 51680, 51900, 52592, 52938, 53040, 53976, 54400, 54720, 55360, 55575, 55879, 56225, 58140, 58820, 59166, 59280, 60800, 61200, 62016, 62280, 62400, 62985, 63648, 64600, 65740, 66300, 66432, 67184, 67470, 68400, 69200, 70584, 70720, 71136, 71968, 72675, 73525, 74100, 74880, 75582, 76466, 77520, 77850, 78888, 79040, 79560, 80964, 81600, 82175, 83040, 83980, 84864, 85462, 88230, 88400, 88920, 89960, 91200, 93024, 93600, 94112, 94848, 96900, 97920, 98610, 98800, 99450, 99648, 100776, 101205, 103360, 103800, 104975, 105184, 105876, 106080, 107952, 109440, 110720, 111150, 111758, 112450, 114699, 116280, 117640, 118332, 118560, 122400, 124032, 124560, 124800, 125970, 127296, 128193, 129200, 131480, 132345, 132600, 134368, 134940, 136800, 138400, 141168, 141440, 142272, 143936, 145350, 147050, 147915, 148200, 151164, 152932, 155040, 155700, 157776, 158080, 159120, 161928, 163200, 164350, 166080, 167637, 167960, 168675, 170924, 176460, 176800, 177840, 179920, 182400, 186048, 187200, 188224, 188955, 191165, 193800, 197220, 197600, 198900, 199296, 201552, 202410, 206720, 207600, 209950, 210368, 211752, 212160, 213655, 215904, 220575, 222300, 223516, 224900, 229398, 232560, 235280, 236664, 237120, 244800, 246525, 249120, 251940, 254592, 256386, 258400, 262960, 264690, 265200, 268736, 269880, 273600, 276800, 279395, 282336, 284544, 287872, 290700, 294100, 295830, 296400, 302328, 305864, 310080, 311400, 314925, 315552, 318240, 323856, 328700, 332160, 335274, 335920, 337350, 341848, 344097, 352920, 353600, 355680, 359840, 372096, 374400, 376448, 377910, 382330, 384579, 387600, 394440, 395200, 397800, 403104, 404820, 415200, 419900, 420736, 423504, 424320, 427310, 431808, 441150, 444600, 447032, 449800, 458796, 465120, 470560, 473328, 474240, 489600, 493050, 498240, 502911, 503880, 506025, 512772, 516800, 525920, 529380, 530400, 537472, 539760, 547200, 553600, 558790, 564672, 573495, 581400, 588200, 591660, 592800, 604656, 611728, 620160, 622800, 629850, 631104, 636480, 640965, 647712, 657400, 661725, 670548, 671840, 674700, 683696, 688194, 705840, 707200, 711360, 719680, 726427, 739575, 755820, 764660, 769158, 775200, 788880, 790400, 795600, 806208, 809640, 830400, 838185, 839800, 847008, 854620, 863616, 882300, 889200, 894064, 899600, 917592, 930240, 941120, 944775, 946656, 955825, 986100, 996480, 1005822, 1007760, 1012050, 1025544, 1033600, 1051840, 1058760, 1060800, 1068275, 1079520, 1117580, 1129344, 1146990, 1162800, 1176400, 1183320, 1185600, 1209312, 1223456, 1245600, 1259700, 1262208, 1272960, 1281930, 1295424, 1314800, 1323450, 1341096, 1343680, 1349400, 1367392, 1376388, 1396975, 1411680, 1422720, 1439360, 1452854, 1479150, 1511640, 1529320, 1538316, 1550400, 1577760, 1591200, 1612416, 1619280, 1660800, 1676370, 1679600, 1694016, 1709240, 1720485, 1764600, 1778400, 1788128, 1799200, 1835184, 1860480, 1882240, 1889550, 1893312, 1911650, 1922895, 1972200, 2011644, 2015520, 2024100, 2051088, 2103680, 2117520, 2121600, 2136550, 2159040, 2179281, 2235160, 2293980, 2325600, 2352800, 2366640, 2371200, 2418624, 2446912, 2491200, 2514555, 2519400, 2563860, 2590848, 2629600, 2646900, 2682192, 2687360, 2698800, 2734784, 2752776, 2793950, 2823360, 2867475, 2905708, 2958300, 3023280, 3058640, 3076632, 3100800, 3155520, 3182400, 3204825, 3238560, 3352740, 3359200, 3388032, 3418480, 3440970, 3529200, 3556800, 3576256, 3598400, 3632135, 3670368, 3779100, 3786624, 3823300, 3845790, 3944400, 4023288, 4031040, 4048200, 4102176, 4190925, 4235040, 4273100, 4318080, 4358562, 4470320, 4587960, 4651200, 4705600, 4733280, 4837248, 4893824, 4982400, 5029110, 5038800, 5127720, 5259200, 5293800, 5364384, 5397600, 5469568, 5505552, 5587900, 5646720, 5734950, 5811416, 5916600, 6046560, 6117280, 6153264, 6311040, 6364800, 6409650, 6477120, 6537843, 6705480, 6718400, 6836960, 6881940, 7058400, 7113600, 7152512, 7196800, 7264270, 7340736, 7558200, 7646600, 7691580, 7888800, 8046576, 8062080, 8096400, 8204352, 8381850, 8470080, 8546200, 8602425, 8717124, 8940640, 9175920, 9302400, 9411200, 9466560, 9614475, 10058220, 10077600, 10255440, 10518400, 10587600, 10728768, 10795200, 10896405, 11011104, 11175800, 11469900, 11622832, 11833200, 12093120, 12234560, 12306528, 12572775, 12819300, 12954240, 13075686, 13410960, 13436800, 13673920, 13763880, 14116800, 14528540, 14681472, 15116400, 15293200, 15383160, 15777600, 16093152, 16192800, 16408704, 16763700, 16940160, 17092400, 17204850, 17434248, 17881280, 18160675, 18351840, 18933120, 19228950, 20116440, 20155200, 20510880, 21175200, 21457536, 21590400, 21792810, 22022208, 22351600, 22939800, 23245664, 23666400, 24186240, 24469120, 24613056, 25145550, 25638600, 26151372, 26821920, 27347840, 27527760, 28233600, 29057080, 30232800, 30586400, 30766320, 31555200, 32186304, 32385600, 32689215, 33527400, 34184800, 34409700, 34868496, 35762560, 36321350, 36703680, 38457900, 40232880, 40310400, 41021760, 42350400, 43585620, 44044416, 44703200, 45879600, 46491328, 47332800, 49226112, 50291100, 51277200, 52302744, 53643840, 54482025, 55055520, 58114160, 60465600, 61172800, 61532640, 64372608, 64771200, 65378430, 67054800, 68369600, 68819400, 69736992, 72642700, 73407360, 76915800, 80465760, 82043520, 84700800, 87171240, 89406400, 91759200, 92982656, 94665600, 100582200, 102554400, 104605488, 107287680, 108964050, 110111040, 116228320, 120931200, 122345600, 123065280, 130756860, 134109600, 136739200, 137638800, 139473984, 145285400, 153831600, 160931520, 163446075, 174342480, 178812800, 183518400, 201164400, 205108800, 209210976, 217928100, 220222080, 232456640, 246130560, 261513720, 268219200, 275277600, 278947968, 290570800, 307663200, 321863040, 326892150, 348684960, 367036800, 402328800, 410217600, 418421952, 435856200, 464913280, 523027440, 536438400, 550555200, 581141600, 615326400, 653784300, 697369920, 804657600, 836843904, 871712400, 1046054880, 1101110400, 1162283200, 1230652800, 1307568600, 1394739840, 1609315200, 1743424800, 2092109760, 2324566400, 2615137200, 3486849600, 4184219520, 5230274400, 6973699200, 10460548800, 20921097600]

約数ペア:

[(1, 20921097600), (2, 10460548800), (3, 6973699200), (4, 5230274400), (5, 4184219520), (6, 3486849600), (8, 2615137200), (9, 2324566400), (10, 2092109760), (12, 1743424800), (13, 1609315200), (15, 1394739840), (16, 1307568600), (17, 1230652800), (18, 1162283200), (19, 1101110400), (20, 1046054880), (24, 871712400), (25, 836843904), (26, 804657600), (30, 697369920), (32, 653784300), (34, 615326400), (36, 581141600), (38, 550555200), (39, 536438400), (40, 523027440), (45, 464913280), (48, 435856200), (50, 418421952), (51, 410217600), (52, 402328800), (57, 367036800), (60, 348684960), (64, 326892150), (65, 321863040), (68, 307663200), (72, 290570800), (75, 278947968), (76, 275277600), (78, 268219200), (80, 261513720), (85, 246130560), (90, 232456640), (95, 220222080), (96, 217928100), (100, 209210976), (102, 205108800), (104, 201164400), (114, 183518400), (117, 178812800), (120, 174342480), (128, 163446075), (130, 160931520), (136, 153831600), (144, 145285400), (150, 139473984), (152, 137638800), (153, 136739200), (156, 134109600), (160, 130756860), (170, 123065280), (171, 122345600), (173, 120931200), (180, 116228320), (190, 110111040), (192, 108964050), (195, 107287680), (200, 104605488), (204, 102554400), (208, 100582200), (221, 94665600), (225, 92982656), (228, 91759200), (234, 89406400), (240, 87171240), (247, 84700800), (255, 82043520), (260, 80465760), (272, 76915800), (285, 73407360), (288, 72642700), (300, 69736992), (304, 68819400), (306, 68369600), (312, 67054800), (320, 65378430), (323, 64771200), (325, 64372608), (340, 61532640), (342, 61172800), (346, 60465600), (360, 58114160), (380, 55055520), (384, 54482025), (390, 53643840), (400, 52302744), (408, 51277200), (416, 50291100), (425, 49226112), (442, 47332800), (450, 46491328), (456, 45879600), (468, 44703200), (475, 44044416), (480, 43585620), (494, 42350400), (510, 41021760), (519, 40310400), (520, 40232880), (544, 38457900), (570, 36703680), (576, 36321350), (585, 35762560), (600, 34868496), (608, 34409700), (612, 34184800), (624, 33527400), (640, 32689215), (646, 32385600), (650, 32186304), (663, 31555200), (680, 30766320), (684, 30586400), (692, 30232800), (720, 29057080), (741, 28233600), (760, 27527760), (765, 27347840), (780, 26821920), (800, 26151372), (816, 25638600), (832, 25145550), (850, 24613056), (855, 24469120), (865, 24186240), (884, 23666400), (900, 23245664), (912, 22939800), (936, 22351600), (950, 22022208), (960, 21792810), (969, 21590400), (975, 21457536), (988, 21175200), (1020, 20510880), (1038, 20155200), (1040, 20116440), (1088, 19228950), (1105, 18933120), (1140, 18351840), (1152, 18160675), (1170, 17881280), (1200, 17434248), (1216, 17204850), (1224, 17092400), (1235, 16940160), (1248, 16763700), (1275, 16408704), (1292, 16192800), (1300, 16093152), (1326, 15777600), (1360, 15383160), (1368, 15293200), (1384, 15116400), (1425, 14681472), (1440, 14528540), (1482, 14116800), (1520, 13763880), (1530, 13673920), (1557, 13436800), (1560, 13410960), (1600, 13075686), (1615, 12954240), (1632, 12819300), (1664, 12572775), (1700, 12306528), (1710, 12234560), (1730, 12093120), (1768, 11833200), (1800, 11622832), (1824, 11469900), (1872, 11175800), (1900, 11011104), (1920, 10896405), (1938, 10795200), (1950, 10728768), (1976, 10587600), (1989, 10518400), (2040, 10255440), (2076, 10077600), (2080, 10058220), (2176, 9614475), (2210, 9466560), (2223, 9411200), (2249, 9302400), (2280, 9175920), (2340, 8940640), (2400, 8717124), (2432, 8602425), (2448, 8546200), (2470, 8470080), (2496, 8381850), (2550, 8204352), (2584, 8096400), (2595, 8062080), (2600, 8046576), (2652, 7888800), (2720, 7691580), (2736, 7646600), (2768, 7558200), (2850, 7340736), (2880, 7264270), (2907, 7196800), (2925, 7152512), (2941, 7113600), (2964, 7058400), (3040, 6881940), (3060, 6836960), (3114, 6718400), (3120, 6705480), (3200, 6537843), (3230, 6477120), (3264, 6409650), (3287, 6364800), (3315, 6311040), (3400, 6153264), (3420, 6117280), (3460, 6046560), (3536, 5916600), (3600, 5811416), (3648, 5734950), (3705, 5646720), (3744, 5587900), (3800, 5505552), (3825, 5469568), (3876, 5397600), (3900, 5364384), (3952, 5293800), (3978, 5259200), (4080, 5127720), (4152, 5038800), (4160, 5029110), (4199, 4982400), (4275, 4893824), (4325, 4837248), (4420, 4733280), (4446, 4705600), (4498, 4651200), (4560, 4587960), (4680, 4470320), (4800, 4358562), (4845, 4318080), (4896, 4273100), (4940, 4235040), (4992, 4190925), (5100, 4102176), (5168, 4048200), (5190, 4031040), (5200, 4023288), (5304, 3944400), (5440, 3845790), (5472, 3823300), (5525, 3786624), (5536, 3779100), (5700, 3670368), (5760, 3632135), (5814, 3598400), (5850, 3576256), (5882, 3556800), (5928, 3529200), (6080, 3440970), (6120, 3418480), (6175, 3388032), (6228, 3359200), (6240, 3352740), (6460, 3238560), (6528, 3204825), (6574, 3182400), (6630, 3155520), (6747, 3100800), (6800, 3076632), (6840, 3058640), (6920, 3023280), (7072, 2958300), (7200, 2905708), (7296, 2867475), (7410, 2823360), (7488, 2793950), (7600, 2752776), (7650, 2734784), (7752, 2698800), (7785, 2687360), (7800, 2682192), (7904, 2646900), (7956, 2629600), (8075, 2590848), (8160, 2563860), (8304, 2519400), (8320, 2514555), (8398, 2491200), (8550, 2446912), (8650, 2418624), (8823, 2371200), (8840, 2366640), (8892, 2352800), (8996, 2325600), (9120, 2293980), (9360, 2235160), (9600, 2179281), (9690, 2159040), (9792, 2136550), (9861, 2121600), (9880, 2117520), (9945, 2103680), (10200, 2051088), (10336, 2024100), (10380, 2015520), (10400, 2011644), (10608, 1972200), (10880, 1922895), (10944, 1911650), (11050, 1893312), (11072, 1889550), (11115, 1882240), (11245, 1860480), (11400, 1835184), (11628, 1799200), (11700, 1788128), (11764, 1778400), (11856, 1764600), (12160, 1720485), (12240, 1709240), (12350, 1694016), (12456, 1679600), (12480, 1676370), (12597, 1660800), (12920, 1619280), (12975, 1612416), (13148, 1591200), (13260, 1577760), (13494, 1550400), (13600, 1538316), (13680, 1529320), (13840, 1511640), (14144, 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