947640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:216

約数の個数: 64

約数和(自身を含む): 2916000

約数和(自身を除く): 1968360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 149, 159, 212, 265, 298, 318, 424, 447, 530, 596, 636, 745, 795, 894, 1060, 1192, 1272, 1490, 1590, 1788, 2120, 2235, 2980, 3180, 3576, 4470, 5960, 6360, 7897, 8940, 15794, 17880, 23691, 31588, 39485, 47382, 63176, 78970, 94764, 118455, 157940, 189528, 236910, 315880, 473820, 947640]

約数ペア:

[(1, 947640), (2, 473820), (3, 315880), (4, 236910), (5, 189528), (6, 157940), (8, 118455), (10, 94764), (12, 78970), (15, 63176), (20, 47382), (24, 39485), (30, 31588), (40, 23691), (53, 17880), (60, 15794), (106, 8940), (120, 7897), (149, 6360), (159, 5960), (212, 4470), (265, 3576), (298, 3180), (318, 2980), (424, 2235), (447, 2120), (530, 1788), (596, 1590), (636, 1490), (745, 1272), (795, 1192), (894, 1060)]