72667920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23291}}^1$

素因数の和:23320

約数の個数: 80

約数和(自身を含む): 242609472

約数和(自身を除く): 169941552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 23291, 46582, 69873, 93164, 116455, 139746, 186328, 232910, 279492, 302783, 349365, 372656, 465820, 558984, 605566, 698730, 908349, 931640, 1117968, 1211132, 1397460, 1513915, 1816698, 1863280, 2422264, 2794920, 3027830, 3633396, 4541745, 4844528, 5589840, 6055660, 7266792, 9083490, 12111320, 14533584, 18166980, 24222640, 36333960, 72667920]

約数ペア:

[(1, 72667920), (2, 36333960), (3, 24222640), (4, 18166980), (5, 14533584), (6, 12111320), (8, 9083490), (10, 7266792), (12, 6055660), (13, 5589840), (15, 4844528), (16, 4541745), (20, 3633396), (24, 3027830), (26, 2794920), (30, 2422264), (39, 1863280), (40, 1816698), (48, 1513915), (52, 1397460), (60, 1211132), (65, 1117968), (78, 931640), (80, 908349), (104, 698730), (120, 605566), (130, 558984), (156, 465820), (195, 372656), (208, 349365), (240, 302783), (260, 279492), (312, 232910), (390, 186328), (520, 139746), (624, 116455), (780, 93164), (1040, 69873), (1560, 46582), (3120, 23291)]