215500560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81629}}^1$

素因数の和:81656

約数の個数: 80

約数和(自身を含む): 728792640

約数和(自身を除く): 513292080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 81629, 163258, 244887, 326516, 408145, 489774, 653032, 816290, 897919, 979548, 1224435, 1306064, 1632580, 1795838, 1959096, 2448870, 2693757, 3265160, 3591676, 3918192, 4489595, 4897740, 5387514, 6530320, 7183352, 8979190, 9795480, 10775028, 13468785, 14366704, 17958380, 19590960, 21550056, 26937570, 35916760, 43100112, 53875140, 71833520, 107750280, 215500560]

約数ペア:

[(1, 215500560), (2, 107750280), (3, 71833520), (4, 53875140), (5, 43100112), (6, 35916760), (8, 26937570), (10, 21550056), (11, 19590960), (12, 17958380), (15, 14366704), (16, 13468785), (20, 10775028), (22, 9795480), (24, 8979190), (30, 7183352), (33, 6530320), (40, 5387514), (44, 4897740), (48, 4489595), (55, 3918192), (60, 3591676), (66, 3265160), (80, 2693757), (88, 2448870), (110, 1959096), (120, 1795838), (132, 1632580), (165, 1306064), (176, 1224435), (220, 979548), (240, 897919), (264, 816290), (330, 653032), (440, 489774), (528, 408145), (660, 326516), (880, 244887), (1320, 163258), (2640, 81629)]