90412812

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{719}}^1$

素因数の和:1235

約数の個数: 72

約数和(自身を含む): 262080000

約数和(自身を除く): 171667188

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 499, 719, 998, 1438, 1497, 1996, 2157, 2876, 2994, 3493, 4314, 4491, 5033, 5988, 6471, 6986, 8628, 8982, 10066, 10479, 12942, 13972, 15099, 17964, 20132, 20958, 25884, 30198, 31437, 41916, 45297, 60396, 62874, 90594, 125748, 181188, 358781, 717562, 1076343, 1435124, 2152686, 2511467, 3229029, 4305372, 5022934, 6458058, 7534401, 10045868, 12916116, 15068802, 22603203, 30137604, 45206406, 90412812]

約数ペア:

[(1, 90412812), (2, 45206406), (3, 30137604), (4, 22603203), (6, 15068802), (7, 12916116), (9, 10045868), (12, 7534401), (14, 6458058), (18, 5022934), (21, 4305372), (28, 3229029), (36, 2511467), (42, 2152686), (63, 1435124), (84, 1076343), (126, 717562), (252, 358781), (499, 181188), (719, 125748), (998, 90594), (1438, 62874), (1497, 60396), (1996, 45297), (2157, 41916), (2876, 31437), (2994, 30198), (3493, 25884), (4314, 20958), (4491, 20132), (5033, 17964), (5988, 15099), (6471, 13972), (6986, 12942), (8628, 10479), (8982, 10066)]