280191210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{5657}}^1$

素因数の和:5807

約数の個数: 64

約数和(自身を含む): 730017792

約数和(自身を除く): 449826582

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 127, 130, 195, 254, 381, 390, 635, 762, 1270, 1651, 1905, 3302, 3810, 4953, 5657, 8255, 9906, 11314, 16510, 16971, 24765, 28285, 33942, 49530, 56570, 73541, 84855, 147082, 169710, 220623, 367705, 441246, 718439, 735410, 1103115, 1436878, 2155317, 2206230, 3592195, 4310634, 7184390, 9339707, 10776585, 18679414, 21553170, 28019121, 46698535, 56038242, 93397070, 140095605, 280191210]

約数ペア:

[(1, 280191210), (2, 140095605), (3, 93397070), (5, 56038242), (6, 46698535), (10, 28019121), (13, 21553170), (15, 18679414), (26, 10776585), (30, 9339707), (39, 7184390), (65, 4310634), (78, 3592195), (127, 2206230), (130, 2155317), (195, 1436878), (254, 1103115), (381, 735410), (390, 718439), (635, 441246), (762, 367705), (1270, 220623), (1651, 169710), (1905, 147082), (3302, 84855), (3810, 73541), (4953, 56570), (5657, 49530), (8255, 33942), (9906, 28285), (11314, 24765), (16510, 16971)]