661447783680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5556517}}^1$

素因数の和:5556572

約数の個数: 144

約数和(自身を含む): 2180644376064

約数和(自身を除く): 1519196592384

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 465, 480, 496, 620, 640, 744, 768, 930, 960, 992, 1240, 1280, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3840, 3968, 4960, 5952, 7440, 7936, 9920, 11904, 14880, 19840, 23808, 29760, 39680, 59520, 119040, 5556517, 11113034, 16669551, 22226068, 27782585, 33339102, 44452136, 55565170, 66678204, 83347755, 88904272, 111130340, 133356408, 166695510, 172252027, 177808544, 222260680, 266712816, 333391020, 344504054, 355617088, 444521360, 516756081, 533425632, 666782040, 689008108, 711234176, 861260135, 889042720, 1033512162, 1066851264, 1333564080, 1378016216, 1422468352, 1722520270, 1778085440, 2067024324, 2133702528, 2583780405, 2667128160, 2756032432, 3445040540, 3556170880, 4134048648, 4267405056, 5167560810, 5334256320, 5512064864, 6890081080, 7112341760, 8268097296, 10335121620, 10668512640, 11024129728, 13780162160, 16536194592, 20670243240, 21337025280, 22048259456, 27560324320, 33072389184, 41340486480, 44096518912, 55120648640, 66144778368, 82680972960, 110241297280, 132289556736, 165361945920, 220482594560, 330723891840, 661447783680]

約数ペア:

[(1, 661447783680), (2, 330723891840), (3, 220482594560), (4, 165361945920), (5, 132289556736), (6, 110241297280), (8, 82680972960), (10, 66144778368), (12, 55120648640), (15, 44096518912), (16, 41340486480), (20, 33072389184), (24, 27560324320), (30, 22048259456), (31, 21337025280), (32, 20670243240), (40, 16536194592), (48, 13780162160), (60, 11024129728), (62, 10668512640), (64, 10335121620), (80, 8268097296), (93, 7112341760), (96, 6890081080), (120, 5512064864), (124, 5334256320), (128, 5167560810), (155, 4267405056), (160, 4134048648), (186, 3556170880), (192, 3445040540), (240, 2756032432), (248, 2667128160), (256, 2583780405), (310, 2133702528), (320, 2067024324), (372, 1778085440), (384, 1722520270), (465, 1422468352), (480, 1378016216), (496, 1333564080), (620, 1066851264), (640, 1033512162), (744, 889042720), (768, 861260135), (930, 711234176), (960, 689008108), (992, 666782040), (1240, 533425632), (1280, 516756081), (1488, 444521360), (1860, 355617088), (1920, 344504054), (1984, 333391020), (2480, 266712816), (2976, 222260680), (3720, 177808544), (3840, 172252027), (3968, 166695510), (4960, 133356408), (5952, 111130340), (7440, 88904272), (7936, 83347755), (9920, 66678204), (11904, 55565170), (14880, 44452136), (19840, 33339102), (23808, 27782585), (29760, 22226068), (39680, 16669551), (59520, 11113034), (119040, 5556517)]