20512752376920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37813}}^1\times {\mathrm{265921}}^1$

素因数の和:303765

約数の個数: 128

約数和(自身を含む): 65160122811840

約数和(自身を除く): 44647370434920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 37813, 75626, 113439, 151252, 189065, 226878, 265921, 302504, 378130, 453756, 531842, 567195, 642821, 756260, 797763, 907512, 1063684, 1134390, 1285642, 1329605, 1512520, 1595526, 1928463, 2127368, 2268780, 2571284, 2659210, 3191052, 3214105, 3856926, 3988815, 4520657, 4537560, 5142568, 5318420, 6382104, 6428210, 7713852, 7977630, 9041314, 9642315, 10636840, 12856420, 13561971, 15427704, 15955260, 18082628, 19284630, 22603285, 25712840, 27123942, 31910520, 36165256, 38569260, 45206570, 54247884, 67809855, 77138520, 90413140, 108495768, 135619710, 180826280, 271239420, 542478840, 10055270773, 20110541546, 30165812319, 40221083092, 50276353865, 60331624638, 80442166184, 100552707730, 120663249276, 150829061595, 170939603141, 201105415460, 241326498552, 301658123190, 341879206282, 402210830920, 512818809423, 603316246380, 683758412564, 854698015705, 1025637618846, 1206632492760, 1367516825128, 1709396031410, 2051275237692, 2564094047115, 3418792062820, 4102550475384, 5128188094230, 6837584125640, 10256376188460, 20512752376920]

約数ペア:

[(1, 20512752376920), (2, 10256376188460), (3, 6837584125640), (4, 5128188094230), (5, 4102550475384), (6, 3418792062820), (8, 2564094047115), (10, 2051275237692), (12, 1709396031410), (15, 1367516825128), (17, 1206632492760), (20, 1025637618846), (24, 854698015705), (30, 683758412564), (34, 603316246380), (40, 512818809423), (51, 402210830920), (60, 341879206282), (68, 301658123190), (85, 241326498552), (102, 201105415460), (120, 170939603141), (136, 150829061595), (170, 120663249276), (204, 100552707730), (255, 80442166184), (340, 60331624638), (408, 50276353865), (510, 40221083092), (680, 30165812319), (1020, 20110541546), (2040, 10055270773), (37813, 542478840), (75626, 271239420), (113439, 180826280), (151252, 135619710), (189065, 108495768), (226878, 90413140), (265921, 77138520), (302504, 67809855), (378130, 54247884), (453756, 45206570), (531842, 38569260), (567195, 36165256), (642821, 31910520), (756260, 27123942), (797763, 25712840), (907512, 22603285), (1063684, 19284630), (1134390, 18082628), (1285642, 15955260), (1329605, 15427704), (1512520, 13561971), (1595526, 12856420), (1928463, 10636840), (2127368, 9642315), (2268780, 9041314), (2571284, 7977630), (2659210, 7713852), (3191052, 6428210), (3214105, 6382104), (3856926, 5318420), (3988815, 5142568), (4520657, 4537560)]