67261880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1049}}^1$

素因数の和:1296

約数の個数: 64

約数和(自身を含む): 173880000

約数和(自身を除く): 106618120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1049, 1145, 1603, 1832, 2098, 2290, 3206, 4196, 4580, 5245, 6412, 7343, 8015, 8392, 9160, 10490, 12824, 14686, 16030, 20980, 29372, 32060, 36715, 41960, 58744, 64120, 73430, 146860, 240221, 293720, 480442, 960884, 1201105, 1681547, 1921768, 2402210, 3363094, 4804420, 6726188, 8407735, 9608840, 13452376, 16815470, 33630940, 67261880]

約数ペア:

[(1, 67261880), (2, 33630940), (4, 16815470), (5, 13452376), (7, 9608840), (8, 8407735), (10, 6726188), (14, 4804420), (20, 3363094), (28, 2402210), (35, 1921768), (40, 1681547), (56, 1201105), (70, 960884), (140, 480442), (229, 293720), (280, 240221), (458, 146860), (916, 73430), (1049, 64120), (1145, 58744), (1603, 41960), (1832, 36715), (2098, 32060), (2290, 29372), (3206, 20980), (4196, 16030), (4580, 14686), (5245, 12824), (6412, 10490), (7343, 9160), (8015, 8392)]