67786060

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 72

約数和(自身を含む): 153291600

約数和(自身を除く): 85505540

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 149, 172, 215, 230, 298, 430, 460, 529, 596, 745, 860, 989, 1058, 1490, 1978, 2116, 2645, 2980, 3427, 3956, 4945, 5290, 6407, 6854, 9890, 10580, 12814, 13708, 17135, 19780, 22747, 25628, 32035, 34270, 45494, 64070, 68540, 78821, 90988, 113735, 128140, 147361, 157642, 227470, 294722, 315284, 394105, 454940, 589444, 736805, 788210, 1473610, 1576420, 2947220, 3389303, 6778606, 13557212, 16946515, 33893030, 67786060]

約数ペア:

[(1, 67786060), (2, 33893030), (4, 16946515), (5, 13557212), (10, 6778606), (20, 3389303), (23, 2947220), (43, 1576420), (46, 1473610), (86, 788210), (92, 736805), (115, 589444), (149, 454940), (172, 394105), (215, 315284), (230, 294722), (298, 227470), (430, 157642), (460, 147361), (529, 128140), (596, 113735), (745, 90988), (860, 78821), (989, 68540), (1058, 64070), (1490, 45494), (1978, 34270), (2116, 32035), (2645, 25628), (2980, 22747), (3427, 19780), (3956, 17135), (4945, 13708), (5290, 12814), (6407, 10580), (6854, 9890)]