278045124484

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1049}}^1\times {\mathrm{20753}}^1$

素因数の和:21940

約数の個数: 48

約数和(自身を含む): 507659443200

約数和(自身を除く): 229614318716

約数列:

[1, 2, 4, 31, 62, 103, 124, 206, 412, 1049, 2098, 3193, 4196, 6386, 12772, 20753, 32519, 41506, 65038, 83012, 108047, 130076, 216094, 432188, 643343, 1286686, 2137559, 2573372, 3349457, 4275118, 6698914, 8550236, 13397828, 21769897, 43539794, 66264329, 87079588, 132528658, 265057316, 674866807, 1349733614, 2242299391, 2699467228, 4484598782, 8969197564, 69511281121, 139022562242, 278045124484]

約数ペア:

[(1, 278045124484), (2, 139022562242), (4, 69511281121), (31, 8969197564), (62, 4484598782), (103, 2699467228), (124, 2242299391), (206, 1349733614), (412, 674866807), (1049, 265057316), (2098, 132528658), (3193, 87079588), (4196, 66264329), (6386, 43539794), (12772, 21769897), (20753, 13397828), (32519, 8550236), (41506, 6698914), (65038, 4275118), (83012, 3349457), (108047, 2573372), (130076, 2137559), (216094, 1286686), (432188, 643343)]