257629920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{536729}}^1$

素因数の和:536747

約数の個数: 48

約数和(自身を含む): 811535760

約数和(自身を除く): 553905840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 536729, 1073458, 1610187, 2146916, 2683645, 3220374, 4293832, 5367290, 6440748, 8050935, 8587664, 10734580, 12881496, 16101870, 17175328, 21469160, 25762992, 32203740, 42938320, 51525984, 64407480, 85876640, 128814960, 257629920]

約数ペア:

[(1, 257629920), (2, 128814960), (3, 85876640), (4, 64407480), (5, 51525984), (6, 42938320), (8, 32203740), (10, 25762992), (12, 21469160), (15, 17175328), (16, 16101870), (20, 12881496), (24, 10734580), (30, 8587664), (32, 8050935), (40, 6440748), (48, 5367290), (60, 4293832), (80, 3220374), (96, 2683645), (120, 2146916), (160, 1610187), (240, 1073458), (480, 536729)]