253757568

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{21317}}^1$

素因数の和:21365

約数の個数: 64

約数和(自身を含む): 695819520

約数和(自身を除く): 442061952

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1984, 2976, 3968, 5952, 11904, 21317, 42634, 63951, 85268, 127902, 170536, 255804, 341072, 511608, 660827, 682144, 1023216, 1321654, 1364288, 1982481, 2046432, 2643308, 2728576, 3964962, 4092864, 5286616, 7929924, 8185728, 10573232, 15859848, 21146464, 31719696, 42292928, 63439392, 84585856, 126878784, 253757568]

約数ペア:

[(1, 253757568), (2, 126878784), (3, 84585856), (4, 63439392), (6, 42292928), (8, 31719696), (12, 21146464), (16, 15859848), (24, 10573232), (31, 8185728), (32, 7929924), (48, 5286616), (62, 4092864), (64, 3964962), (93, 2728576), (96, 2643308), (124, 2046432), (128, 1982481), (186, 1364288), (192, 1321654), (248, 1023216), (372, 682144), (384, 660827), (496, 511608), (744, 341072), (992, 255804), (1488, 170536), (1984, 127902), (2976, 85268), (3968, 63951), (5952, 42634), (11904, 21317)]