318311520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{663149}}^1$

素因数の和:663167

約数の個数: 48

約数和(自身を含む): 1002682800

約数和(自身を除く): 684371280

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, 663149, 1326298, 1989447, 2652596, 3315745, 3978894, 5305192, 6631490, 7957788, 9947235, 10610384, 13262980, 15915576, 19894470, 21220768, 26525960, 31831152, 39788940, 53051920, 63662304, 79577880, 106103840, 159155760, 318311520]

約数ペア:

[(1, 318311520), (2, 159155760), (3, 106103840), (4, 79577880), (5, 63662304), (6, 53051920), (8, 39788940), (10, 31831152), (12, 26525960), (15, 21220768), (16, 19894470), (20, 15915576), (24, 13262980), (30, 10610384), (32, 9947235), (40, 7957788), (48, 6631490), (60, 5305192), (80, 3978894), (96, 3315745), (120, 2652596), (160, 1989447), (240, 1326298), (480, 663149)]