21128173920

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 768

約数和(自身を含む): 90870958080

約数和(自身を除く): 69742784160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 48, 51, 54, 56, 60, 63, 68, 70, 72, 73, 80, 84, 85, 90, 96, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 146, 153, 160, 168, 170, 180, 189, 204, 210, 216, 219, 224, 238, 240, 252, 255, 270, 272, 280, 288, 292, 306, 315, 336, 340, 357, 360, 365, 378, 408, 420, 432, 438, 459, 476, 480, 504, 510, 511, 540, 544, 560, 563, 584, 595, 612, 630, 657, 672, 680, 714, 720, 730, 756, 765, 816, 840, 864, 876, 918, 945, 952, 1008, 1020, 1022, 1071, 1080, 1095, 1120, 1126, 1168, 1190, 1224, 1241, 1260, 1314, 1360, 1428, 1440, 1460, 1512, 1530, 1533, 1632, 1680, 1689, 1752, 1785, 1836, 1890, 1904, 1971, 2016, 2040, 2044, 2142, 2160, 2190, 2252, 2295, 2336, 2380, 2448, 2482, 2520, 2555, 2628, 2720, 2815, 2856, 2920, 3024, 3060, 3066, 3213, 3285, 3360, 3378, 3504, 3570, 3672, 3723, 3780, 3808, 3941, 3942, 4080, 4088, 4284, 4320, 4380, 4504, 4590, 4599, 4760, 4896, 4964, 5040, 5067, 5110, 5256, 5355, 5630, 5712, 5840, 6048, 6120, 6132, 6205, 6426, 6570, 6756, 7008, 7140, 7344, 7446, 7560, 7665, 7882, 7884, 8160, 8176, 8445, 8568, 8687, 8760, 9008, 9180, 9198, 9520, 9571, 9855, 9928, 10080, 10134, 10220, 10512, 10710, 11169, 11260, 11424, 11680, 11823, 12240, 12264, 12410, 12852, 13140, 13512, 13797, 14280, 14688, 14892, 15120, 15201, 15330, 15764, 15768, 16065, 16352, 16890, 17136, 17374, 17520, 18016, 18360, 18396, 18615, 19040, 19142, 19705, 19710, 19856, 20268, 20440, 21024, 21420, 22338, 22520, 22995, 23646, 24480, 24528, 24820, 25335, 25704, 26061, 26280, 27024, 27594, 28560, 28713, 29784, 30240, 30402, 30660, 31528, 31536, 32130, 33507, 33780, 34272, 34748, 35040, 35469, 36720, 36792, 37230, 38284, 39410, 39420, 39712, 40536, 40880, 41099, 42840, 43435, 44676, 45040, 45990, 47292, 47855, 49056, 49640, 50670, 51408, 52122, 52560, 54048, 55188, 55845, 57120, 57426, 59115, 59568, 60804, 61320, 63056, 63072, 64260, 66997, 67014, 67560, 68985, 69496, 70938, 73440, 73584, 74460, 76005, 76568, 78183, 78820, 78840, 81072, 81760, 82198, 85680, 86139, 86870, 89352, 90080, 91980, 94584, 95710, 99280, 101340, 102816, 104244, 105120, 106407, 110376, 111690, 114852, 118230, 119136, 121608, 122640, 123297, 126112, 128520, 130305, 133994, 134028, 135120, 137970, 138992, 141876, 143565, 147168, 148920, 152010, 153136, 156366, 157640, 157680, 162144, 164396, 167535, 171360, 172278, 173740, 177345, 178704, 183960, 189168, 191420, 198560, 200991, 202680, 205495, 208488, 212814, 220752, 223380, 229704, 234549, 236460, 243216, 245280, 246594, 257040, 258417, 260610, 267988, 268056, 270240, 275940, 277984, 283752, 287130, 287693, 297840, 304020, 306272, 312732, 315280, 315360, 328792, 334985, 335070, 344556, 347480, 354690, 357408, 367920, 369891, 378336, 382840, 390915, 401982, 405360, 410990, 416976, 425628, 430695, 441504, 446760, 459408, 469098, 472920, 486432, 493188, 514080, 516834, 521220, 532035, 535976, 536112, 551880, 567504, 574260, 575386, 595680, 602973, 608040, 616485, 625464, 630560, 657584, 669970, 670140, 689112, 694960, 698683, 709380, 735840, 739782, 765680, 781830, 803964, 810720, 821980, 833952, 851256, 861390, 863079, 893520, 918816, 938196, 945840, 986376, 1004955, 1033668, 1042440, 1064070, 1071952, 1072224, 1103760, 1109673, 1135008, 1148520, 1150772, 1172745, 1205946, 1216080, 1232970, 1250928, 1292085, 1315168, 1339940, 1340280, 1378224, 1389920, 1397366, 1418760, 1438465, 1479564, 1531360, 1563660, 1607928, 1643960, 1702512, 1722780, 1726158, 1787040, 1808919, 1849455, 1876392, 1891680, 1972752, 2009910, 2067336, 2084880, 2096049, 2128140, 2143904, 2207520, 2219346, 2297040, 2301544, 2345490, 2411892, 2432160, 2465940, 2501856, 2584170, 2589237, 2679880, 2680560, 2756448, 2794732, 2837520, 2876930, 2959128, 3014865, 3127320, 3215856, 3287920, 3405024, 3445560, 3452316, 3493415, 3617838, 3698910, 3752784, 3945504, 4019820, 4134672, 4169760, 4192098, 4256280, 4315395, 4438692, 4594080, 4603088, 4690980, 4823784, 4890781, 4931880, 5168340, 5178474, 5359760, 5361120, 5548365, 5589464, 5675040, 5753860, 5918256, 6029730, 6254640, 6288147, 6431712, 6575840, 6891120, 6904632, 6986830, 7235676, 7397820, 7505568, 7767711, 8039640, 8269344, 8384196, 8512560, 8630790, 8877384, 9044595, 9206176, 9381960, 9647568, 9781562, 9863760, 10336680, 10356948, 10480245, 10719520, 11096730, 11178928, 11507720, 11836512, 12059460, 12509280, 12576294, 12946185, 13782240, 13809264, 13973660, 14471352, 14672343, 14795640, 15535422, 16079280, 16768392, 17025120, 17261580, 17754768, 18089190, 18763920, 18864441, 19295136, 19563124, 19727520, 20673360, 20713896, 20960490, 22193460, 22357856, 23015440, 24118920, 24453905, 25152588, 25892370, 27618528, 27947320, 28942704, 29344686, 29591280, 31070844, 31440735, 32158560, 33536784, 34523160, 35509536, 36178380, 37527840, 37728882, 38838555, 39126248, 41346720, 41427792, 41920980, 44017029, 44386920, 46030880, 48237840, 48907810, 50305176, 51784740, 55894640, 57885408, 58689372, 59182560, 62141688, 62881470, 67073568, 69046320, 72356760, 73361715, 75457764, 77677110, 78252496, 82855584, 83841960, 88034058, 88773840, 94322205, 96475680, 97815620, 100610352, 103569480, 111789280, 117378744, 124283376, 125762940, 132051087, 138092640, 144713520, 146723430, 150915528, 155354220, 156504992, 167683920, 176068116, 177547680, 188644410, 195631240, 201220704, 207138960, 220085145, 234757488, 248566752, 251525880, 264102174, 289427040, 293446860, 301831056, 310708440, 335367840, 352136232, 377288820, 391262480, 414277920, 440170290, 469514976, 503051760, 528204348, 586893720, 603662112, 621416880, 660255435, 704272464, 754577640, 782524960, 880340580, 1006103520, 1056408696, 1173787440, 1242833760, 1320510870, 1408544928, 1509155280, 1760681160, 2112817392, 2347574880, 2641021740, 3018310560, 3521362320, 4225634784, 5282043480, 7042724640, 10564086960, 21128173920]

約数ペア:

[(1, 21128173920), (2, 10564086960), (3, 7042724640), (4, 5282043480), (5, 4225634784), (6, 3521362320), (7, 3018310560), (8, 2641021740), (9, 2347574880), (10, 2112817392), (12, 1760681160), (14, 1509155280), (15, 1408544928), (16, 1320510870), (17, 1242833760), (18, 1173787440), (20, 1056408696), (21, 1006103520), (24, 880340580), (27, 782524960), (28, 754577640), (30, 704272464), (32, 660255435), (34, 621416880), (35, 603662112), (36, 586893720), (40, 528204348), (42, 503051760), (45, 469514976), (48, 440170290), (51, 414277920), (54, 391262480), (56, 377288820), (60, 352136232), (63, 335367840), (68, 310708440), (70, 301831056), (72, 293446860), (73, 289427040), (80, 264102174), (84, 251525880), (85, 248566752), (90, 234757488), (96, 220085145), (102, 207138960), (105, 201220704), (108, 195631240), (112, 188644410), (119, 177547680), (120, 176068116), (126, 167683920), (135, 156504992), (136, 155354220), (140, 150915528), (144, 146723430), (146, 144713520), (153, 138092640), (160, 132051087), (168, 125762940), (170, 124283376), (180, 117378744), (189, 111789280), (204, 103569480), (210, 100610352), (216, 97815620), (219, 96475680), (224, 94322205), (238, 88773840), (240, 88034058), (252, 83841960), (255, 82855584), (270, 78252496), (272, 77677110), (280, 75457764), (288, 73361715), (292, 72356760), (306, 69046320), (315, 67073568), (336, 62881470), (340, 62141688), (357, 59182560), (360, 58689372), (365, 57885408), (378, 55894640), (408, 51784740), (420, 50305176), (432, 48907810), (438, 48237840), (459, 46030880), (476, 44386920), (480, 44017029), (504, 41920980), (510, 41427792), (511, 41346720), (540, 39126248), (544, 38838555), (560, 37728882), (563, 37527840), (584, 36178380), (595, 35509536), (612, 34523160), (630, 33536784), (657, 32158560), (672, 31440735), (680, 31070844), (714, 29591280), (720, 29344686), (730, 28942704), (756, 27947320), (765, 27618528), (816, 25892370), (840, 25152588), (864, 24453905), (876, 24118920), (918, 23015440), (945, 22357856), (952, 22193460), (1008, 20960490), (1020, 20713896), (1022, 20673360), (1071, 19727520), (1080, 19563124), (1095, 19295136), (1120, 18864441), (1126, 18763920), (1168, 18089190), (1190, 17754768), (1224, 17261580), (1241, 17025120), (1260, 16768392), (1314, 16079280), (1360, 15535422), (1428, 14795640), (1440, 14672343), (1460, 14471352), (1512, 13973660), (1530, 13809264), (1533, 13782240), (1632, 12946185), (1680, 12576294), (1689, 12509280), (1752, 12059460), (1785, 11836512), (1836, 11507720), (1890, 11178928), (1904, 11096730), (1971, 10719520), (2016, 10480245), (2040, 10356948), (2044, 10336680), (2142, 9863760), (2160, 9781562), (2190, 9647568), (2252, 9381960), (2295, 9206176), (2336, 9044595), (2380, 8877384), (2448, 8630790), (2482, 8512560), (2520, 8384196), (2555, 8269344), (2628, 8039640), (2720, 7767711), (2815, 7505568), (2856, 7397820), (2920, 7235676), (3024, 6986830), (3060, 6904632), (3066, 6891120), (3213, 6575840), (3285, 6431712), (3360, 6288147), (3378, 6254640), (3504, 6029730), (3570, 5918256), (3672, 5753860), (3723, 5675040), (3780, 5589464), (3808, 5548365), (3941, 5361120), (3942, 5359760), (4080, 5178474), (4088, 5168340), (4284, 4931880), (4320, 4890781), (4380, 4823784), (4504, 4690980), (4590, 4603088), (4599, 4594080), (4760, 4438692), (4896, 4315395), (4964, 4256280), (5040, 4192098), (5067, 4169760), (5110, 4134672), (5256, 4019820), (5355, 3945504), (5630, 3752784), (5712, 3698910), (5840, 3617838), (6048, 3493415), (6120, 3452316), (6132, 3445560), (6205, 3405024), (6426, 3287920), (6570, 3215856), (6756, 3127320), (7008, 3014865), (7140, 2959128), (7344, 2876930), (7446, 2837520), (7560, 2794732), (7665, 2756448), (7882, 2680560), (7884, 2679880), (8160, 2589237), (8176, 2584170), (8445, 2501856), (8568, 2465940), (8687, 2432160), (8760, 2411892), (9008, 2345490), (9180, 2301544), (9198, 2297040), (9520, 2219346), (9571, 2207520), (9855, 2143904), (9928, 2128140), (10080, 2096049), (10134, 2084880), (10220, 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(76568, 275940), (78183, 270240), (78820, 268056), (78840, 267988), (81072, 260610), (81760, 258417), (82198, 257040), (85680, 246594), (86139, 245280), (86870, 243216), (89352, 236460), (90080, 234549), (91980, 229704), (94584, 223380), (95710, 220752), (99280, 212814), (101340, 208488), (102816, 205495), (104244, 202680), (105120, 200991), (106407, 198560), (110376, 191420), (111690, 189168), (114852, 183960), (118230, 178704), (119136, 177345), (121608, 173740), (122640, 172278), (123297, 171360), (126112, 167535), (128520, 164396), (130305, 162144), (133994, 157680), (134028, 157640), (135120, 156366), (137970, 153136), (138992, 152010), (141876, 148920), (143565, 147168)]