84989600

素因数分解:

$2^5\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 224985600

約数和(自身を除く): 139996000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 31, 32, 40, 46, 50, 62, 80, 92, 100, 115, 124, 149, 155, 160, 184, 200, 230, 248, 298, 310, 368, 400, 460, 496, 575, 596, 620, 713, 736, 745, 775, 800, 920, 992, 1150, 1192, 1240, 1426, 1490, 1550, 1840, 2300, 2384, 2480, 2852, 2980, 3100, 3427, 3565, 3680, 3725, 4600, 4619, 4768, 4960, 5704, 5960, 6200, 6854, 7130, 7450, 9200, 9238, 11408, 11920, 12400, 13708, 14260, 14900, 17135, 17825, 18400, 18476, 22816, 23095, 23840, 24800, 27416, 28520, 29800, 34270, 35650, 36952, 46190, 54832, 57040, 59600, 68540, 71300, 73904, 85675, 92380, 106237, 109664, 114080, 115475, 119200, 137080, 142600, 147808, 171350, 184760, 212474, 230950, 274160, 285200, 342700, 369520, 424948, 461900, 531185, 548320, 570400, 685400, 739040, 849896, 923800, 1062370, 1370800, 1699792, 1847600, 2124740, 2655925, 2741600, 3399584, 3695200, 4249480, 5311850, 8498960, 10623700, 16997920, 21247400, 42494800, 84989600]

約数ペア:

[(1, 84989600), (2, 42494800), (4, 21247400), (5, 16997920), (8, 10623700), (10, 8498960), (16, 5311850), (20, 4249480), (23, 3695200), (25, 3399584), (31, 2741600), (32, 2655925), (40, 2124740), (46, 1847600), (50, 1699792), (62, 1370800), (80, 1062370), (92, 923800), (100, 849896), (115, 739040), (124, 685400), (149, 570400), (155, 548320), (160, 531185), (184, 461900), (200, 424948), (230, 369520), (248, 342700), (298, 285200), (310, 274160), (368, 230950), (400, 212474), (460, 184760), (496, 171350), (575, 147808), (596, 142600), (620, 137080), (713, 119200), (736, 115475), (745, 114080), (775, 109664), (800, 106237), (920, 92380), (992, 85675), (1150, 73904), (1192, 71300), (1240, 68540), (1426, 59600), (1490, 57040), (1550, 54832), (1840, 46190), (2300, 36952), (2384, 35650), (2480, 34270), (2852, 29800), (2980, 28520), (3100, 27416), (3427, 24800), (3565, 23840), (3680, 23095), (3725, 22816), (4600, 18476), (4619, 18400), (4768, 17825), (4960, 17135), (5704, 14900), (5960, 14260), (6200, 13708), (6854, 12400), (7130, 11920), (7450, 11408), (9200, 9238)]