315055280

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{66749}}^1$

素因数の和:66821

約数の個数: 40

約数和(自身を含む): 744930000

約数和(自身を除く): 429874720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 472, 590, 944, 1180, 2360, 4720, 66749, 133498, 266996, 333745, 533992, 667490, 1067984, 1334980, 2669960, 3938191, 5339920, 7876382, 15752764, 19690955, 31505528, 39381910, 63011056, 78763820, 157527640, 315055280]

約数ペア:

[(1, 315055280), (2, 157527640), (4, 78763820), (5, 63011056), (8, 39381910), (10, 31505528), (16, 19690955), (20, 15752764), (40, 7876382), (59, 5339920), (80, 3938191), (118, 2669960), (236, 1334980), (295, 1067984), (472, 667490), (590, 533992), (944, 333745), (1180, 266996), (2360, 133498), (4720, 66749)]