78803460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{7177}}^1$

素因数の和:7253

約数の個数: 72

約数和(自身を含む): 242989656

約数和(自身を除く): 164186196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 7177, 10980, 14354, 21531, 28708, 35885, 43062, 64593, 71770, 86124, 107655, 129186, 143540, 215310, 258372, 322965, 430620, 437797, 645930, 875594, 1291860, 1313391, 1751188, 2188985, 2626782, 3940173, 4377970, 5253564, 6566955, 7880346, 8755940, 13133910, 15760692, 19700865, 26267820, 39401730, 78803460]

約数ペア:

[(1, 78803460), (2, 39401730), (3, 26267820), (4, 19700865), (5, 15760692), (6, 13133910), (9, 8755940), (10, 7880346), (12, 6566955), (15, 5253564), (18, 4377970), (20, 3940173), (30, 2626782), (36, 2188985), (45, 1751188), (60, 1313391), (61, 1291860), (90, 875594), (122, 645930), (180, 437797), (183, 430620), (244, 322965), (305, 258372), (366, 215310), (549, 143540), (610, 129186), (732, 107655), (915, 86124), (1098, 71770), (1220, 64593), (1830, 43062), (2196, 35885), (2745, 28708), (3660, 21531), (5490, 14354), (7177, 10980)]