20235979800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{158341}}^1$

素因数の和:158434

約数の個数: 144

約数和(自身を含む): 68916772080

約数和(自身を除く): 48680792280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 71, 72, 75, 90, 100, 120, 142, 150, 180, 200, 213, 225, 284, 300, 355, 360, 426, 450, 568, 600, 639, 710, 852, 900, 1065, 1278, 1420, 1704, 1775, 1800, 2130, 2556, 2840, 3195, 3550, 4260, 5112, 5325, 6390, 7100, 8520, 10650, 12780, 14200, 15975, 21300, 25560, 31950, 42600, 63900, 127800, 158341, 316682, 475023, 633364, 791705, 950046, 1266728, 1425069, 1583410, 1900092, 2375115, 2850138, 3166820, 3800184, 3958525, 4750230, 5700276, 6333640, 7125345, 7917050, 9500460, 11242211, 11400552, 11875575, 14250690, 15834100, 19000920, 22484422, 23751150, 28501380, 31668200, 33726633, 35626725, 44968844, 47502300, 56211055, 57002760, 67453266, 71253450, 89937688, 95004600, 101179899, 112422110, 134906532, 142506900, 168633165, 202359798, 224844220, 269813064, 281055275, 285013800, 337266330, 404719596, 449688440, 505899495, 562110550, 674532660, 809439192, 843165825, 1011798990, 1124221100, 1349065320, 1686331650, 2023597980, 2248442200, 2529497475, 3372663300, 4047195960, 5058994950, 6745326600, 10117989900, 20235979800]

約数ペア:

[(1, 20235979800), (2, 10117989900), (3, 6745326600), (4, 5058994950), (5, 4047195960), (6, 3372663300), (8, 2529497475), (9, 2248442200), (10, 2023597980), (12, 1686331650), (15, 1349065320), (18, 1124221100), (20, 1011798990), (24, 843165825), (25, 809439192), (30, 674532660), (36, 562110550), (40, 505899495), (45, 449688440), (50, 404719596), (60, 337266330), (71, 285013800), (72, 281055275), (75, 269813064), (90, 224844220), (100, 202359798), (120, 168633165), (142, 142506900), (150, 134906532), (180, 112422110), (200, 101179899), (213, 95004600), (225, 89937688), (284, 71253450), (300, 67453266), (355, 57002760), (360, 56211055), (426, 47502300), (450, 44968844), (568, 35626725), (600, 33726633), (639, 31668200), (710, 28501380), (852, 23751150), (900, 22484422), (1065, 19000920), (1278, 15834100), (1420, 14250690), (1704, 11875575), (1775, 11400552), (1800, 11242211), (2130, 9500460), (2556, 7917050), (2840, 7125345), (3195, 6333640), (3550, 5700276), (4260, 4750230), (5112, 3958525), (5325, 3800184), (6390, 3166820), (7100, 2850138), (8520, 2375115), (10650, 1900092), (12780, 1583410), (14200, 1425069), (15975, 1266728), (21300, 950046), (25560, 791705), (31950, 633364), (42600, 475023), (63900, 316682), (127800, 158341)]