64256880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{267737}}^1$

素因数の和:267753

約数の個数: 40

約数和(自身を含む): 199197072

約数和(自身を除く): 134940192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 267737, 535474, 803211, 1070948, 1338685, 1606422, 2141896, 2677370, 3212844, 4016055, 4283792, 5354740, 6425688, 8032110, 10709480, 12851376, 16064220, 21418960, 32128440, 64256880]

約数ペア:

[(1, 64256880), (2, 32128440), (3, 21418960), (4, 16064220), (5, 12851376), (6, 10709480), (8, 8032110), (10, 6425688), (12, 5354740), (15, 4283792), (16, 4016055), (20, 3212844), (24, 2677370), (30, 2141896), (40, 1606422), (48, 1338685), (60, 1070948), (80, 803211), (120, 535474), (240, 267737)]