86791860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2423}}^1$

素因数の和:2637

約数の個数: 72

約数和(自身を含む): 264700800

約数和(自身を除く): 177908940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2423, 2985, 3582, 3980, 4846, 5970, 7164, 7269, 8955, 9692, 11940, 12115, 14538, 17910, 21807, 24230, 29076, 35820, 36345, 43614, 48460, 72690, 87228, 109035, 145380, 218070, 436140, 482177, 964354, 1446531, 1928708, 2410885, 2893062, 4339593, 4821770, 5786124, 7232655, 8679186, 9643540, 14465310, 17358372, 21697965, 28930620, 43395930, 86791860]

約数ペア:

[(1, 86791860), (2, 43395930), (3, 28930620), (4, 21697965), (5, 17358372), (6, 14465310), (9, 9643540), (10, 8679186), (12, 7232655), (15, 5786124), (18, 4821770), (20, 4339593), (30, 2893062), (36, 2410885), (45, 1928708), (60, 1446531), (90, 964354), (180, 482177), (199, 436140), (398, 218070), (597, 145380), (796, 109035), (995, 87228), (1194, 72690), (1791, 48460), (1990, 43614), (2388, 36345), (2423, 35820), (2985, 29076), (3582, 24230), (3980, 21807), (4846, 17910), (5970, 14538), (7164, 12115), (7269, 11940), (8955, 9692)]