257027520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{267737}}^1$

素因数の和:267757

約数の個数: 56

約数和(自身を含む): 816065424

約数和(自身を除く): 559037904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 267737, 535474, 803211, 1070948, 1338685, 1606422, 2141896, 2677370, 3212844, 4016055, 4283792, 5354740, 6425688, 8032110, 8567584, 10709480, 12851376, 16064220, 17135168, 21418960, 25702752, 32128440, 42837920, 51405504, 64256880, 85675840, 128513760, 257027520]

約数ペア:

[(1, 257027520), (2, 128513760), (3, 85675840), (4, 64256880), (5, 51405504), (6, 42837920), (8, 32128440), (10, 25702752), (12, 21418960), (15, 17135168), (16, 16064220), (20, 12851376), (24, 10709480), (30, 8567584), (32, 8032110), (40, 6425688), (48, 5354740), (60, 4283792), (64, 4016055), (80, 3212844), (96, 2677370), (120, 2141896), (160, 1606422), (192, 1338685), (240, 1070948), (320, 803211), (480, 535474), (960, 267737)]