426867420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{145193}}^1$

素因数の和:145219

約数の個数: 72

約数和(自身を含む): 1390377744

約数和(自身を除く): 963510324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 145193, 290386, 435579, 580772, 725965, 871158, 1016351, 1451930, 1742316, 2032702, 2177895, 2903860, 3049053, 4065404, 4355790, 5081755, 6098106, 7114457, 8711580, 10163510, 12196212, 14228914, 15245265, 20327020, 21343371, 28457828, 30490530, 35572285, 42686742, 60981060, 71144570, 85373484, 106716855, 142289140, 213433710, 426867420]

約数ペア:

[(1, 426867420), (2, 213433710), (3, 142289140), (4, 106716855), (5, 85373484), (6, 71144570), (7, 60981060), (10, 42686742), (12, 35572285), (14, 30490530), (15, 28457828), (20, 21343371), (21, 20327020), (28, 15245265), (30, 14228914), (35, 12196212), (42, 10163510), (49, 8711580), (60, 7114457), (70, 6098106), (84, 5081755), (98, 4355790), (105, 4065404), (140, 3049053), (147, 2903860), (196, 2177895), (210, 2032702), (245, 1742316), (294, 1451930), (420, 1016351), (490, 871158), (588, 725965), (735, 580772), (980, 435579), (1470, 290386), (2940, 145193)]