815801820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{91253}}^1$

素因数の和:91414

約数の個数: 48

約数和(自身を含む): 2299600800

約数和(自身を除く): 1483798980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 149, 298, 447, 596, 745, 894, 1490, 1788, 2235, 2980, 4470, 8940, 91253, 182506, 273759, 365012, 456265, 547518, 912530, 1095036, 1368795, 1825060, 2737590, 5475180, 13596697, 27193394, 40790091, 54386788, 67983485, 81580182, 135966970, 163160364, 203950455, 271933940, 407900910, 815801820]

約数ペア:

[(1, 815801820), (2, 407900910), (3, 271933940), (4, 203950455), (5, 163160364), (6, 135966970), (10, 81580182), (12, 67983485), (15, 54386788), (20, 40790091), (30, 27193394), (60, 13596697), (149, 5475180), (298, 2737590), (447, 1825060), (596, 1368795), (745, 1095036), (894, 912530), (1490, 547518), (1788, 456265), (2235, 365012), (2980, 273759), (4470, 182506), (8940, 91253)]