31125840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2447}}^1$

素因数の和:2516

約数の個数: 80

約数和(自身を含む): 98350848

約数和(自身を除く): 67225008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2447, 2544, 3180, 4240, 4894, 6360, 7341, 9788, 12235, 12720, 14682, 19576, 24470, 29364, 36705, 39152, 48940, 58728, 73410, 97880, 117456, 129691, 146820, 195760, 259382, 293640, 389073, 518764, 587280, 648455, 778146, 1037528, 1296910, 1556292, 1945365, 2075056, 2593820, 3112584, 3890730, 5187640, 6225168, 7781460, 10375280, 15562920, 31125840]

約数ペア:

[(1, 31125840), (2, 15562920), (3, 10375280), (4, 7781460), (5, 6225168), (6, 5187640), (8, 3890730), (10, 3112584), (12, 2593820), (15, 2075056), (16, 1945365), (20, 1556292), (24, 1296910), (30, 1037528), (40, 778146), (48, 648455), (53, 587280), (60, 518764), (80, 389073), (106, 293640), (120, 259382), (159, 195760), (212, 146820), (240, 129691), (265, 117456), (318, 97880), (424, 73410), (530, 58728), (636, 48940), (795, 39152), (848, 36705), (1060, 29364), (1272, 24470), (1590, 19576), (2120, 14682), (2447, 12720), (2544, 12235), (3180, 9788), (4240, 7341), (4894, 6360)]