179400906

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 80

約数和(自身を含む): 419569920

約数和(自身を除く): 240169014

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 81, 93, 139, 162, 186, 257, 278, 279, 417, 514, 558, 771, 834, 837, 1251, 1542, 1674, 2313, 2502, 2511, 3753, 4309, 4626, 5022, 6939, 7506, 7967, 8618, 11259, 12927, 13878, 15934, 20817, 22518, 23901, 25854, 35723, 38781, 41634, 47802, 71446, 71703, 77562, 107169, 116343, 143406, 214338, 215109, 232686, 321507, 349029, 430218, 643014, 645327, 698058, 964521, 1107413, 1290654, 1929042, 2214826, 2893563, 3322239, 5787126, 6644478, 9966717, 19933434, 29900151, 59800302, 89700453, 179400906]

約数ペア:

[(1, 179400906), (2, 89700453), (3, 59800302), (6, 29900151), (9, 19933434), (18, 9966717), (27, 6644478), (31, 5787126), (54, 3322239), (62, 2893563), (81, 2214826), (93, 1929042), (139, 1290654), (162, 1107413), (186, 964521), (257, 698058), (278, 645327), (279, 643014), (417, 430218), (514, 349029), (558, 321507), (771, 232686), (834, 215109), (837, 214338), (1251, 143406), (1542, 116343), (1674, 107169), (2313, 77562), (2502, 71703), (2511, 71446), (3753, 47802), (4309, 41634), (4626, 38781), (5022, 35723), (6939, 25854), (7506, 23901), (7967, 22518), (8618, 20817), (11259, 15934), (12927, 13878)]