121929640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{8887}}^1$

素因数の和:8919

約数の個数: 64

約数和(自身を含む): 319968000

約数和(自身を除く): 198038360

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, 8887, 13720, 17774, 35548, 44435, 62209, 71096, 88870, 124418, 177740, 248836, 311045, 355480, 435463, 497672, 622090, 870926, 1244180, 1741852, 2177315, 2488360, 3048241, 3483704, 4354630, 6096482, 8709260, 12192964, 15241205, 17418520, 24385928, 30482410, 60964820, 121929640]

約数ペア:

[(1, 121929640), (2, 60964820), (4, 30482410), (5, 24385928), (7, 17418520), (8, 15241205), (10, 12192964), (14, 8709260), (20, 6096482), (28, 4354630), (35, 3483704), (40, 3048241), (49, 2488360), (56, 2177315), (70, 1741852), (98, 1244180), (140, 870926), (196, 622090), (245, 497672), (280, 435463), (343, 355480), (392, 311045), (490, 248836), (686, 177740), (980, 124418), (1372, 88870), (1715, 71096), (1960, 62209), (2744, 44435), (3430, 35548), (6860, 17774), (8887, 13720)]