277880540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{7547}}^1$

素因数の和:7826

約数の個数: 48

約数和(自身を含む): 669537792

約数和(自身を除く): 391657252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 5260, 7364, 7547, 9205, 15094, 18410, 30188, 36820, 37735, 52829, 75470, 105658, 150940, 211316, 264145, 528290, 1056580, 1984861, 3969722, 7939444, 9924305, 13894027, 19848610, 27788054, 39697220, 55576108, 69470135, 138940270, 277880540]

約数ペア:

[(1, 277880540), (2, 138940270), (4, 69470135), (5, 55576108), (7, 39697220), (10, 27788054), (14, 19848610), (20, 13894027), (28, 9924305), (35, 7939444), (70, 3969722), (140, 1984861), (263, 1056580), (526, 528290), (1052, 264145), (1315, 211316), (1841, 150940), (2630, 105658), (3682, 75470), (5260, 52829), (7364, 37735), (7547, 36820), (9205, 30188), (15094, 18410)]