318566912

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{20071}}^1$

素因数の和:20120

約数の個数: 40

約数和(自身を含む): 657076992

約数和(自身を除く): 338510080

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 20071, 40142, 80284, 160568, 321136, 622201, 642272, 1244402, 1284544, 2488804, 2569088, 4977608, 5138176, 9955216, 10276352, 19910432, 39820864, 79641728, 159283456, 318566912]

約数ペア:

[(1, 318566912), (2, 159283456), (4, 79641728), (8, 39820864), (16, 19910432), (31, 10276352), (32, 9955216), (62, 5138176), (64, 4977608), (124, 2569088), (128, 2488804), (248, 1284544), (256, 1244402), (496, 642272), (512, 622201), (992, 321136), (1984, 160568), (3968, 80284), (7936, 40142), (15872, 20071)]