188087480

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13709}}^1$

素因数の和:13741

約数の個数: 64

約数和(自身を含む): 493560000

約数和(自身を除く): 305472520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1960, 2744, 3430, 6860, 13709, 13720, 27418, 54836, 68545, 95963, 109672, 137090, 191926, 274180, 383852, 479815, 548360, 671741, 767704, 959630, 1343482, 1919260, 2686964, 3358705, 3838520, 4702187, 5373928, 6717410, 9404374, 13434820, 18808748, 23510935, 26869640, 37617496, 47021870, 94043740, 188087480]

約数ペア:

[(1, 188087480), (2, 94043740), (4, 47021870), (5, 37617496), (7, 26869640), (8, 23510935), (10, 18808748), (14, 13434820), (20, 9404374), (28, 6717410), (35, 5373928), (40, 4702187), (49, 3838520), (56, 3358705), (70, 2686964), (98, 1919260), (140, 1343482), (196, 959630), (245, 767704), (280, 671741), (343, 548360), (392, 479815), (490, 383852), (686, 274180), (980, 191926), (1372, 137090), (1715, 109672), (1960, 95963), (2744, 68545), (3430, 54836), (6860, 27418), (13709, 13720)]