12909156640

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{21521}}^1$

素因数の和:21722

約数の個数: 96

約数和(自身を含む): 32020603776

約数和(自身を除く): 19111447136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 163, 184, 230, 326, 368, 460, 652, 736, 815, 920, 1304, 1630, 1840, 2608, 3260, 3680, 3749, 5216, 6520, 7498, 13040, 14996, 18745, 21521, 26080, 29992, 37490, 43042, 59984, 74980, 86084, 107605, 119968, 149960, 172168, 215210, 299920, 344336, 430420, 494983, 599840, 688672, 860840, 989966, 1721680, 1979932, 2474915, 3443360, 3507923, 3959864, 4949830, 7015846, 7919728, 9899660, 14031692, 15839456, 17539615, 19799320, 28063384, 35079230, 39598640, 56126768, 70158460, 79197280, 80682229, 112253536, 140316920, 161364458, 280633840, 322728916, 403411145, 561267680, 645457832, 806822290, 1290915664, 1613644580, 2581831328, 3227289160, 6454578320, 12909156640]

約数ペア:

[(1, 12909156640), (2, 6454578320), (4, 3227289160), (5, 2581831328), (8, 1613644580), (10, 1290915664), (16, 806822290), (20, 645457832), (23, 561267680), (32, 403411145), (40, 322728916), (46, 280633840), (80, 161364458), (92, 140316920), (115, 112253536), (160, 80682229), (163, 79197280), (184, 70158460), (230, 56126768), (326, 39598640), (368, 35079230), (460, 28063384), (652, 19799320), (736, 17539615), (815, 15839456), (920, 14031692), (1304, 9899660), (1630, 7919728), (1840, 7015846), (2608, 4949830), (3260, 3959864), (3680, 3507923), (3749, 3443360), (5216, 2474915), (6520, 1979932), (7498, 1721680), (13040, 989966), (14996, 860840), (18745, 688672), (21521, 599840), (26080, 494983), (29992, 430420), (37490, 344336), (43042, 299920), (59984, 215210), (74980, 172168), (86084, 149960), (107605, 119968)]