271694560

素因数分解:

$2^5\times 5^1\times {\mathrm{809}}^1\times {\mathrm{2099}}^1$

素因数の和:2923

約数の個数: 48

約数和(自身を含む): 642978000

約数和(自身を除く): 371283440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 809, 1618, 2099, 3236, 4045, 4198, 6472, 8090, 8396, 10495, 12944, 16180, 16792, 20990, 25888, 32360, 33584, 41980, 64720, 67168, 83960, 129440, 167920, 335840, 1698091, 3396182, 6792364, 8490455, 13584728, 16980910, 27169456, 33961820, 54338912, 67923640, 135847280, 271694560]

約数ペア:

[(1, 271694560), (2, 135847280), (4, 67923640), (5, 54338912), (8, 33961820), (10, 27169456), (16, 16980910), (20, 13584728), (32, 8490455), (40, 6792364), (80, 3396182), (160, 1698091), (809, 335840), (1618, 167920), (2099, 129440), (3236, 83960), (4045, 67168), (4198, 64720), (6472, 41980), (8090, 33584), (8396, 32360), (10495, 25888), (12944, 20990), (16180, 16792)]