1212017580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2437}}^1$

素因数の和:2765

約数の個数: 120

約数和(自身を含む): 3816094128

約数和(自身を除く): 2604076548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 307, 324, 405, 540, 614, 810, 921, 1228, 1535, 1620, 1842, 2437, 2763, 3070, 3684, 4605, 4874, 5526, 6140, 7311, 8289, 9210, 9748, 11052, 12185, 13815, 14622, 16578, 18420, 21933, 24370, 24867, 27630, 29244, 33156, 36555, 41445, 43866, 48740, 49734, 55260, 65799, 73110, 82890, 87732, 99468, 109665, 124335, 131598, 146220, 165780, 197397, 219330, 248670, 263196, 328995, 394794, 438660, 497340, 657990, 748159, 789588, 986985, 1315980, 1496318, 1973970, 2244477, 2992636, 3740795, 3947940, 4488954, 6733431, 7481590, 8977908, 11222385, 13466862, 14963180, 20200293, 22444770, 26933724, 33667155, 40400586, 44889540, 60600879, 67334310, 80801172, 101001465, 121201758, 134668620, 202002930, 242403516, 303004395, 404005860, 606008790, 1212017580]

約数ペア:

[(1, 1212017580), (2, 606008790), (3, 404005860), (4, 303004395), (5, 242403516), (6, 202002930), (9, 134668620), (10, 121201758), (12, 101001465), (15, 80801172), (18, 67334310), (20, 60600879), (27, 44889540), (30, 40400586), (36, 33667155), (45, 26933724), (54, 22444770), (60, 20200293), (81, 14963180), (90, 13466862), (108, 11222385), (135, 8977908), (162, 7481590), (180, 6733431), (270, 4488954), (307, 3947940), (324, 3740795), (405, 2992636), (540, 2244477), (614, 1973970), (810, 1496318), (921, 1315980), (1228, 986985), (1535, 789588), (1620, 748159), (1842, 657990), (2437, 497340), (2763, 438660), (3070, 394794), (3684, 328995), (4605, 263196), (4874, 248670), (5526, 219330), (6140, 197397), (7311, 165780), (8289, 146220), (9210, 131598), (9748, 124335), (11052, 109665), (12185, 99468), (13815, 87732), (14622, 82890), (16578, 73110), (18420, 65799), (21933, 55260), (24370, 49734), (24867, 48740), (27630, 43866), (29244, 41445), (33156, 36555)]