20217997280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:171

約数の個数: 576

約数和(自身を含む): 59766336000

約数和(自身を除く): 39548338720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 23, 26, 29, 32, 38, 40, 46, 52, 58, 59, 65, 76, 80, 92, 95, 104, 115, 116, 118, 130, 145, 152, 160, 169, 184, 190, 208, 230, 232, 236, 247, 260, 290, 295, 299, 304, 338, 368, 377, 380, 416, 437, 460, 464, 472, 494, 520, 551, 580, 590, 598, 608, 667, 676, 736, 754, 760, 767, 845, 874, 920, 928, 944, 988, 1040, 1102, 1121, 1160, 1180, 1196, 1235, 1334, 1352, 1357, 1495, 1508, 1520, 1534, 1690, 1711, 1748, 1840, 1885, 1888, 1976, 2080, 2185, 2204, 2242, 2320, 2360, 2392, 2470, 2668, 2704, 2714, 2755, 2990, 3016, 3040, 3068, 3211, 3335, 3380, 3422, 3496, 3680, 3770, 3835, 3887, 3952, 4370, 4408, 4484, 4640, 4720, 4784, 4901, 4940, 5336, 5408, 5428, 5510, 5605, 5681, 5980, 6032, 6136, 6422, 6670, 6760, 6785, 6844, 6992, 7163, 7540, 7670, 7774, 7904, 8555, 8671, 8740, 8816, 8968, 9440, 9568, 9802, 9880, 9971, 10672, 10856, 11020, 11210, 11362, 11960, 12064, 12272, 12673, 12844, 13340, 13520, 13570, 13688, 13984, 14326, 14573, 15080, 15340, 15548, 16055, 17110, 17342, 17480, 17632, 17641, 17936, 19435, 19604, 19760, 19942, 21344, 21712, 22040, 22243, 22420, 22724, 23920, 24505, 24544, 25346, 25688, 25783, 26680, 27040, 27140, 27376, 28405, 28652, 29146, 30160, 30680, 31096, 32110, 32509, 34220, 34684, 34960, 35282, 35815, 35872, 38870, 39208, 39353, 39520, 39884, 43355, 43424, 44080, 44486, 44840, 45448, 47840, 49010, 49855, 50692, 51376, 51566, 53360, 54280, 54752, 56810, 57304, 58292, 60320, 61360, 62192, 63365, 64220, 65018, 68440, 69368, 69920, 70564, 71630, 72865, 73853, 77740, 78416, 78706, 79768, 86710, 88160, 88205, 88972, 89680, 90896, 93119, 98020, 99710, 101384, 102752, 103132, 106720, 108560, 111215, 112723, 113620, 114608, 116584, 122720, 124384, 126730, 128440, 128915, 130036, 136880, 138736, 141128, 143260, 145730, 147706, 155480, 156832, 157412, 159536, 162545, 164749, 173420, 176410, 177944, 179360, 181792, 186238, 189449, 196040, 196765, 199420, 202768, 206264, 217120, 222430, 225446, 227240, 229216, 229333, 233168, 253460, 256880, 257830, 260072, 273760, 277472, 282256, 286520, 289159, 291460, 295412, 310960, 314824, 319072, 325090, 329498, 335179, 346840, 352820, 355888, 369265, 372476, 378898, 392080, 393530, 398840, 405536, 412528, 422617, 444860, 450892, 454480, 458666, 465595, 466336, 506920, 511589, 513760, 515660, 520144, 563615, 564512, 573040, 578318, 582920, 590824, 621920, 629648, 650180, 658996, 670358, 693680, 705640, 711776, 738530, 744952, 747707, 757796, 784160, 787060, 797680, 823745, 825056, 845234, 889720, 901784, 908960, 917332, 931190, 947245, 1013840, 1023178, 1031320, 1040288, 1127230, 1146080, 1146665, 1156636, 1165840, 1181648, 1259296, 1300360, 1317992, 1340716, 1387360, 1411280, 1445795, 1477060, 1489904, 1495414, 1515592, 1574120, 1595360, 1647490, 1675895, 1690468, 1779440, 1803568, 1834664, 1862380, 1894490, 2027680, 2046356, 2062640, 2113085, 2141737, 2254460, 2293330, 2313272, 2331680, 2363296, 2557945, 2600720, 2635984, 2681432, 2822560, 2891590, 2954120, 2979808, 2990828, 3031184, 3148240, 3294980, 3351790, 3380936, 3558880, 3607136, 3669328, 3724760, 3738535, 3788980, 4092712, 4125280, 4226170, 4283474, 4357327, 4508920, 4586660, 4626544, 5115890, 5201440, 5271968, 5362864, 5494021, 5783180, 5908240, 5981656, 6062368, 6296480, 6589960, 6650657, 6703580, 6761872, 7338656, 7449520, 7477070, 7577960, 8185424, 8452340, 8566948, 8714654, 9017840, 9173320, 9253088, 9720191, 10231780, 10708685, 10725728, 10988042, 11566360, 11816480, 11963312, 13179920, 13301314, 13407160, 13523744, 14899040, 14954140, 15155920, 16370848, 16904680, 17133896, 17429308, 18035680, 18346640, 19440382, 20463560, 21417370, 21786635, 21976084, 23132720, 23926624, 26359840, 26602628, 26814320, 27470105, 29908280, 30311840, 33253285, 33809360, 34267792, 34858616, 36693280, 38880764, 40927120, 42834740, 43573270, 43952168, 46265440, 48600955, 53205256, 53628640, 54940210, 59816560, 66506570, 67618720, 68535584, 69717232, 77761528, 81854240, 85669480, 87146540, 87904336, 97201910, 106410512, 109880420, 119633120, 126362483, 133013140, 139434464, 155523056, 171338960, 174293080, 175808672, 194403820, 212821024, 219760840, 252724966, 266026280, 311046112, 342677920, 348586160, 388807640, 439521680, 505449932, 532052560, 631812415, 697172320, 777615280, 879043360, 1010899864, 1064105120, 1263624830, 1555230560, 2021799728, 2527249660, 4043599456, 5054499320, 10108998640, 20217997280]

約数ペア:

[(1, 20217997280), (2, 10108998640), (4, 5054499320), (5, 4043599456), (8, 2527249660), (10, 2021799728), (13, 1555230560), (16, 1263624830), (19, 1064105120), (20, 1010899864), (23, 879043360), (26, 777615280), (29, 697172320), (32, 631812415), (38, 532052560), (40, 505449932), (46, 439521680), (52, 388807640), (58, 348586160), (59, 342677920), (65, 311046112), (76, 266026280), (80, 252724966), (92, 219760840), (95, 212821024), (104, 194403820), (115, 175808672), (116, 174293080), (118, 171338960), (130, 155523056), (145, 139434464), (152, 133013140), (160, 126362483), (169, 119633120), (184, 109880420), (190, 106410512), (208, 97201910), (230, 87904336), (232, 87146540), (236, 85669480), (247, 81854240), (260, 77761528), (290, 69717232), (295, 68535584), (299, 67618720), (304, 66506570), (338, 59816560), (368, 54940210), (377, 53628640), (380, 53205256), (416, 48600955), (437, 46265440), (460, 43952168), (464, 43573270), (472, 42834740), (494, 40927120), (520, 38880764), (551, 36693280), (580, 34858616), (590, 34267792), (598, 33809360), (608, 33253285), (667, 30311840), (676, 29908280), (736, 27470105), (754, 26814320), (760, 26602628), (767, 26359840), (845, 23926624), (874, 23132720), (920, 21976084), (928, 21786635), (944, 21417370), (988, 20463560), (1040, 19440382), (1102, 18346640), (1121, 18035680), (1160, 17429308), (1180, 17133896), (1196, 16904680), (1235, 16370848), (1334, 15155920), (1352, 14954140), (1357, 14899040), (1495, 13523744), (1508, 13407160), (1520, 13301314), (1534, 13179920), (1690, 11963312), (1711, 11816480), (1748, 11566360), (1840, 10988042), (1885, 10725728), (1888, 10708685), (1976, 10231780), (2080, 9720191), (2185, 9253088), (2204, 9173320), (2242, 9017840), (2320, 8714654), (2360, 8566948), (2392, 8452340), (2470, 8185424), (2668, 7577960), (2704, 7477070), (2714, 7449520), (2755, 7338656), (2990, 6761872), (3016, 6703580), (3040, 6650657), (3068, 6589960), (3211, 6296480), (3335, 6062368), (3380, 5981656), (3422, 5908240), (3496, 5783180), (3680, 5494021), (3770, 5362864), (3835, 5271968), (3887, 5201440), (3952, 5115890), (4370, 4626544), (4408, 4586660), (4484, 4508920), (4640, 4357327), (4720, 4283474), (4784, 4226170), (4901, 4125280), (4940, 4092712), (5336, 3788980), (5408, 3738535), (5428, 3724760), (5510, 3669328), (5605, 3607136), (5681, 3558880), (5980, 3380936), (6032, 3351790), (6136, 3294980), (6422, 3148240), (6670, 3031184), (6760, 2990828), (6785, 2979808), (6844, 2954120), (6992, 2891590), (7163, 2822560), (7540, 2681432), (7670, 2635984), (7774, 2600720), (7904, 2557945), (8555, 2363296), (8671, 2331680), (8740, 2313272), (8816, 2293330), (8968, 2254460), (9440, 2141737), (9568, 2113085), (9802, 2062640), (9880, 2046356), (9971, 2027680), (10672, 1894490), (10856, 1862380), (11020, 1834664), (11210, 1803568), (11362, 1779440), (11960, 1690468), (12064, 1675895), (12272, 1647490), (12673, 1595360), (12844, 1574120), (13340, 1515592), (13520, 1495414), (13570, 1489904), (13688, 1477060), (13984, 1445795), (14326, 1411280), (14573, 1387360), (15080, 1340716), (15340, 1317992), (15548, 1300360), (16055, 1259296), (17110, 1181648), (17342, 1165840), (17480, 1156636), (17632, 1146665), (17641, 1146080), (17936, 1127230), (19435, 1040288), (19604, 1031320), (19760, 1023178), (19942, 1013840), (21344, 947245), (21712, 931190), (22040, 917332), (22243, 908960), (22420, 901784), (22724, 889720), (23920, 845234), (24505, 825056), (24544, 823745), (25346, 797680), (25688, 787060), (25783, 784160), (26680, 757796), (27040, 747707), (27140, 744952), (27376, 738530), (28405, 711776), (28652, 705640), (29146, 693680), (30160, 670358), (30680, 658996), (31096, 650180), (32110, 629648), (32509, 621920), (34220, 590824), (34684, 582920), (34960, 578318), (35282, 573040), (35815, 564512), (35872, 563615), (38870, 520144), (39208, 515660), (39353, 513760), (39520, 511589), (39884, 506920), (43355, 466336), (43424, 465595), (44080, 458666), (44486, 454480), (44840, 450892), (45448, 444860), (47840, 422617), (49010, 412528), (49855, 405536), (50692, 398840), (51376, 393530), (51566, 392080), (53360, 378898), (54280, 372476), (54752, 369265), (56810, 355888), (57304, 352820), (58292, 346840), (60320, 335179), (61360, 329498), (62192, 325090), (63365, 319072), (64220, 314824), (65018, 310960), (68440, 295412), (69368, 291460), (69920, 289159), (70564, 286520), (71630, 282256), (72865, 277472), (73853, 273760), (77740, 260072), (78416, 257830), (78706, 256880), (79768, 253460), (86710, 233168), (88160, 229333), (88205, 229216), (88972, 227240), (89680, 225446), (90896, 222430), (93119, 217120), (98020, 206264), (99710, 202768), (101384, 199420), (102752, 196765), (103132, 196040), (106720, 189449), (108560, 186238), (111215, 181792), (112723, 179360), (113620, 177944), (114608, 176410), (116584, 173420), (122720, 164749), (124384, 162545), (126730, 159536), (128440, 157412), (128915, 156832), (130036, 155480), (136880, 147706), (138736, 145730), (141128, 143260)]