18425070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 120

約数和(自身を含む): 52995096

約数和(自身を除く): 34570026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 43, 45, 46, 54, 69, 81, 86, 90, 115, 129, 135, 138, 162, 207, 215, 230, 258, 270, 345, 387, 405, 414, 430, 529, 621, 645, 690, 774, 810, 989, 1035, 1058, 1161, 1242, 1290, 1587, 1863, 1935, 1978, 2070, 2322, 2645, 2967, 3105, 3174, 3483, 3726, 3870, 4761, 4945, 5290, 5805, 5934, 6210, 6966, 7935, 8901, 9315, 9522, 9890, 11610, 14283, 14835, 15870, 17415, 17802, 18630, 22747, 23805, 26703, 28566, 29670, 34830, 42849, 44505, 45494, 47610, 53406, 68241, 71415, 80109, 85698, 89010, 113735, 133515, 136482, 142830, 160218, 204723, 214245, 227470, 267030, 341205, 400545, 409446, 428490, 614169, 682410, 801090, 1023615, 1228338, 1842507, 2047230, 3070845, 3685014, 6141690, 9212535, 18425070]

約数ペア:

[(1, 18425070), (2, 9212535), (3, 6141690), (5, 3685014), (6, 3070845), (9, 2047230), (10, 1842507), (15, 1228338), (18, 1023615), (23, 801090), (27, 682410), (30, 614169), (43, 428490), (45, 409446), (46, 400545), (54, 341205), (69, 267030), (81, 227470), (86, 214245), (90, 204723), (115, 160218), (129, 142830), (135, 136482), (138, 133515), (162, 113735), (207, 89010), (215, 85698), (230, 80109), (258, 71415), (270, 68241), (345, 53406), (387, 47610), (405, 45494), (414, 44505), (430, 42849), (529, 34830), (621, 29670), (645, 28566), (690, 26703), (774, 23805), (810, 22747), (989, 18630), (1035, 17802), (1058, 17415), (1161, 15870), (1242, 14835), (1290, 14283), (1587, 11610), (1863, 9890), (1935, 9522), (1978, 9315), (2070, 8901), (2322, 7935), (2645, 6966), (2967, 6210), (3105, 5934), (3174, 5805), (3483, 5290), (3726, 4945), (3870, 4761)]