71144080

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{18149}}^1$

素因数の和:18176

約数の個数: 60

約数和(自身を含む): 192426300

約数和(自身を除く): 121282220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 18149, 36298, 72596, 90745, 127043, 145192, 181490, 254086, 290384, 362980, 508172, 635215, 725960, 889301, 1016344, 1270430, 1451920, 1778602, 2032688, 2540860, 3557204, 4446505, 5081720, 7114408, 8893010, 10163440, 14228816, 17786020, 35572040, 71144080]

約数ペア:

[(1, 71144080), (2, 35572040), (4, 17786020), (5, 14228816), (7, 10163440), (8, 8893010), (10, 7114408), (14, 5081720), (16, 4446505), (20, 3557204), (28, 2540860), (35, 2032688), (40, 1778602), (49, 1451920), (56, 1270430), (70, 1016344), (80, 889301), (98, 725960), (112, 635215), (140, 508172), (196, 362980), (245, 290384), (280, 254086), (392, 181490), (490, 145192), (560, 127043), (784, 90745), (980, 72596), (1960, 36298), (3920, 18149)]