130031520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{270899}}^1$

素因数の和:270917

約数の個数: 48

約数和(自身を含む): 409600800

約数和(自身を除く): 279569280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 270899, 541798, 812697, 1083596, 1354495, 1625394, 2167192, 2708990, 3250788, 4063485, 4334384, 5417980, 6501576, 8126970, 8668768, 10835960, 13003152, 16253940, 21671920, 26006304, 32507880, 43343840, 65015760, 130031520]

約数ペア:

[(1, 130031520), (2, 65015760), (3, 43343840), (4, 32507880), (5, 26006304), (6, 21671920), (8, 16253940), (10, 13003152), (12, 10835960), (15, 8668768), (16, 8126970), (20, 6501576), (24, 5417980), (30, 4334384), (32, 4063485), (40, 3250788), (48, 2708990), (60, 2167192), (80, 1625394), (96, 1354495), (120, 1083596), (160, 812697), (240, 541798), (480, 270899)]