256613670

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{7727}}^1$

素因数の和:7787

約数の個数: 80

約数和(自身を含む): 706926528

約数和(自身を除く): 450312858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 81, 82, 90, 123, 135, 162, 205, 246, 270, 369, 405, 410, 615, 738, 810, 1107, 1230, 1845, 2214, 3321, 3690, 5535, 6642, 7727, 11070, 15454, 16605, 23181, 33210, 38635, 46362, 69543, 77270, 115905, 139086, 208629, 231810, 316807, 347715, 417258, 625887, 633614, 695430, 950421, 1043145, 1251774, 1584035, 1900842, 2086290, 2851263, 3129435, 3168070, 4752105, 5702526, 6258870, 8553789, 9504210, 14256315, 17107578, 25661367, 28512630, 42768945, 51322734, 85537890, 128306835, 256613670]

約数ペア:

[(1, 256613670), (2, 128306835), (3, 85537890), (5, 51322734), (6, 42768945), (9, 28512630), (10, 25661367), (15, 17107578), (18, 14256315), (27, 9504210), (30, 8553789), (41, 6258870), (45, 5702526), (54, 4752105), (81, 3168070), (82, 3129435), (90, 2851263), (123, 2086290), (135, 1900842), (162, 1584035), (205, 1251774), (246, 1043145), (270, 950421), (369, 695430), (405, 633614), (410, 625887), (615, 417258), (738, 347715), (810, 316807), (1107, 231810), (1230, 208629), (1845, 139086), (2214, 115905), (3321, 77270), (3690, 69543), (5535, 46362), (6642, 38635), (7727, 33210), (11070, 23181), (15454, 16605)]