8675820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 26570544

約数和(自身を除く): 17894724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 307, 314, 471, 614, 628, 785, 921, 942, 1228, 1413, 1535, 1570, 1842, 1884, 2355, 2763, 2826, 3070, 3140, 3684, 4605, 4710, 5526, 5652, 6140, 7065, 9210, 9420, 11052, 13815, 14130, 18420, 27630, 28260, 48199, 55260, 96398, 144597, 192796, 240995, 289194, 433791, 481990, 578388, 722985, 867582, 963980, 1445970, 1735164, 2168955, 2891940, 4337910, 8675820]

約数ペア:

[(1, 8675820), (2, 4337910), (3, 2891940), (4, 2168955), (5, 1735164), (6, 1445970), (9, 963980), (10, 867582), (12, 722985), (15, 578388), (18, 481990), (20, 433791), (30, 289194), (36, 240995), (45, 192796), (60, 144597), (90, 96398), (157, 55260), (180, 48199), (307, 28260), (314, 27630), (471, 18420), (614, 14130), (628, 13815), (785, 11052), (921, 9420), (942, 9210), (1228, 7065), (1413, 6140), (1535, 5652), (1570, 5526), (1842, 4710), (1884, 4605), (2355, 3684), (2763, 3140), (2826, 3070)]