253615920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{1303}}^1$

素因数の和:2130

約数の個数: 80

約数和(自身を含む): 787782912

約数和(自身を除く): 534166992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 811, 1303, 1622, 2433, 2606, 3244, 3909, 4055, 4866, 5212, 6488, 6515, 7818, 8110, 9732, 10424, 12165, 12976, 13030, 15636, 16220, 19464, 19545, 20848, 24330, 26060, 31272, 32440, 38928, 39090, 48660, 52120, 62544, 64880, 78180, 97320, 104240, 156360, 194640, 312720, 1056733, 2113466, 3170199, 4226932, 5283665, 6340398, 8453864, 10567330, 12680796, 15850995, 16907728, 21134660, 25361592, 31701990, 42269320, 50723184, 63403980, 84538640, 126807960, 253615920]

約数ペア:

[(1, 253615920), (2, 126807960), (3, 84538640), (4, 63403980), (5, 50723184), (6, 42269320), (8, 31701990), (10, 25361592), (12, 21134660), (15, 16907728), (16, 15850995), (20, 12680796), (24, 10567330), (30, 8453864), (40, 6340398), (48, 5283665), (60, 4226932), (80, 3170199), (120, 2113466), (240, 1056733), (811, 312720), (1303, 194640), (1622, 156360), (2433, 104240), (2606, 97320), (3244, 78180), (3909, 64880), (4055, 62544), (4866, 52120), (5212, 48660), (6488, 39090), (6515, 38928), (7818, 32440), (8110, 31272), (9732, 26060), (10424, 24330), (12165, 20848), (12976, 19545), (13030, 19464), (15636, 16220)]