20783148960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{3271}}^1$

素因数の和:3388

約数の個数: 384

約数和(自身を含む): 78522974208

約数和(自身を除く): 57739825248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 61, 62, 70, 80, 84, 93, 96, 105, 112, 120, 122, 124, 140, 155, 160, 168, 183, 186, 210, 217, 224, 240, 244, 248, 280, 305, 310, 336, 366, 372, 420, 427, 434, 465, 480, 488, 496, 560, 610, 620, 651, 672, 732, 744, 840, 854, 868, 915, 930, 976, 992, 1085, 1120, 1220, 1240, 1281, 1302, 1464, 1488, 1680, 1708, 1736, 1830, 1860, 1891, 1952, 2135, 2170, 2440, 2480, 2562, 2604, 2928, 2976, 3255, 3271, 3360, 3416, 3472, 3660, 3720, 3782, 4270, 4340, 4880, 4960, 5124, 5208, 5673, 5856, 6405, 6510, 6542, 6832, 6944, 7320, 7440, 7564, 8540, 8680, 9455, 9760, 9813, 10248, 10416, 11346, 12810, 13020, 13084, 13237, 13664, 14640, 14880, 15128, 16355, 17080, 17360, 18910, 19626, 20496, 20832, 22692, 22897, 25620, 26040, 26168, 26474, 28365, 29280, 30256, 32710, 34160, 34720, 37820, 39252, 39711, 40992, 45384, 45794, 49065, 51240, 52080, 52336, 52948, 56730, 60512, 65420, 66185, 68320, 68691, 75640, 78504, 79422, 90768, 91588, 98130, 101401, 102480, 104160, 104672, 105896, 113460, 114485, 130840, 132370, 137382, 151280, 157008, 158844, 181536, 183176, 196260, 198555, 199531, 202802, 204960, 211792, 226920, 228970, 261680, 264740, 274764, 302560, 304203, 314016, 317688, 343455, 366352, 392520, 397110, 399062, 405604, 423584, 453840, 457940, 507005, 523360, 529480, 549528, 598593, 608406, 635376, 686910, 709807, 732704, 785040, 794220, 798124, 811208, 907680, 915880, 997655, 1014010, 1058960, 1099056, 1197186, 1216812, 1270752, 1373820, 1396717, 1419614, 1521015, 1570080, 1588440, 1596248, 1622416, 1831760, 1995310, 2028020, 2117920, 2129421, 2198112, 2394372, 2433624, 2747640, 2793434, 2839228, 2992965, 3042030, 3176880, 3192496, 3244832, 3549035, 3663520, 3990620, 4056040, 4190151, 4258842, 4788744, 4867248, 5495280, 5586868, 5678456, 5985930, 6084060, 6185461, 6353760, 6384992, 6983585, 7098070, 7981240, 8112080, 8380302, 8517684, 9577488, 9734496, 10647105, 10990560, 11173736, 11356912, 11971860, 12168120, 12370922, 13967170, 14196140, 15962480, 16224160, 16760604, 17035368, 18556383, 19154976, 20950755, 21294210, 22347472, 22713824, 23943720, 24336240, 24741844, 27934340, 28392280, 30927305, 31924960, 33521208, 34070736, 37112766, 41901510, 42588420, 43298227, 44694944, 47887440, 48672480, 49483688, 55868680, 56784560, 61854610, 67042416, 68141472, 74225532, 83803020, 85176840, 86596454, 92781915, 95774880, 98967376, 111737360, 113569120, 123709220, 129894681, 134084832, 148451064, 167606040, 170353680, 173192908, 185563830, 197934752, 216491135, 223474720, 247418440, 259789362, 296902128, 335212080, 340707360, 346385816, 371127660, 432982270, 494836880, 519578724, 593804256, 649473405, 670424160, 692771632, 742255320, 865964540, 989673760, 1039157448, 1298946810, 1385543264, 1484510640, 1731929080, 2078314896, 2597893620, 2969021280, 3463858160, 4156629792, 5195787240, 6927716320, 10391574480, 20783148960]

約数ペア:

[(1, 20783148960), (2, 10391574480), (3, 6927716320), (4, 5195787240), (5, 4156629792), (6, 3463858160), (7, 2969021280), (8, 2597893620), (10, 2078314896), (12, 1731929080), (14, 1484510640), (15, 1385543264), (16, 1298946810), (20, 1039157448), (21, 989673760), (24, 865964540), (28, 742255320), (30, 692771632), (31, 670424160), (32, 649473405), (35, 593804256), (40, 519578724), (42, 494836880), (48, 432982270), (56, 371127660), (60, 346385816), (61, 340707360), (62, 335212080), (70, 296902128), (80, 259789362), (84, 247418440), (93, 223474720), (96, 216491135), (105, 197934752), (112, 185563830), (120, 173192908), (122, 170353680), (124, 167606040), (140, 148451064), (155, 134084832), (160, 129894681), (168, 123709220), (183, 113569120), (186, 111737360), (210, 98967376), (217, 95774880), (224, 92781915), (240, 86596454), (244, 85176840), (248, 83803020), (280, 74225532), (305, 68141472), (310, 67042416), (336, 61854610), (366, 56784560), (372, 55868680), (420, 49483688), (427, 48672480), (434, 47887440), (465, 44694944), (480, 43298227), (488, 42588420), (496, 41901510), (560, 37112766), (610, 34070736), (620, 33521208), (651, 31924960), (672, 30927305), (732, 28392280), (744, 27934340), (840, 24741844), (854, 24336240), (868, 23943720), (915, 22713824), (930, 22347472), (976, 21294210), (992, 20950755), (1085, 19154976), (1120, 18556383), (1220, 17035368), (1240, 16760604), (1281, 16224160), (1302, 15962480), (1464, 14196140), (1488, 13967170), (1680, 12370922), (1708, 12168120), (1736, 11971860), (1830, 11356912), (1860, 11173736), (1891, 10990560), (1952, 10647105), (2135, 9734496), (2170, 9577488), (2440, 8517684), (2480, 8380302), (2562, 8112080), (2604, 7981240), (2928, 7098070), (2976, 6983585), (3255, 6384992), (3271, 6353760), (3360, 6185461), (3416, 6084060), (3472, 5985930), (3660, 5678456), (3720, 5586868), (3782, 5495280), (4270, 4867248), (4340, 4788744), (4880, 4258842), (4960, 4190151), (5124, 4056040), (5208, 3990620), (5673, 3663520), (5856, 3549035), (6405, 3244832), (6510, 3192496), (6542, 3176880), (6832, 3042030), (6944, 2992965), (7320, 2839228), (7440, 2793434), (7564, 2747640), (8540, 2433624), (8680, 2394372), (9455, 2198112), (9760, 2129421), (9813, 2117920), (10248, 2028020), (10416, 1995310), (11346, 1831760), (12810, 1622416), (13020, 1596248), (13084, 1588440), (13237, 1570080), (13664, 1521015), (14640, 1419614), (14880, 1396717), (15128, 1373820), (16355, 1270752), (17080, 1216812), (17360, 1197186), (18910, 1099056), (19626, 1058960), (20496, 1014010), (20832, 997655), (22692, 915880), (22897, 907680), (25620, 811208), (26040, 798124), (26168, 794220), (26474, 785040), (28365, 732704), (29280, 709807), (30256, 686910), (32710, 635376), (34160, 608406), (34720, 598593), (37820, 549528), (39252, 529480), (39711, 523360), (40992, 507005), (45384, 457940), (45794, 453840), (49065, 423584), (51240, 405604), (52080, 399062), (52336, 397110), (52948, 392520), (56730, 366352), (60512, 343455), (65420, 317688), (66185, 314016), (68320, 304203), (68691, 302560), (75640, 274764), (78504, 264740), (79422, 261680), (90768, 228970), (91588, 226920), (98130, 211792), (101401, 204960), (102480, 202802), (104160, 199531), (104672, 198555), (105896, 196260), (113460, 183176), (114485, 181536), (130840, 158844), (132370, 157008), (137382, 151280)]