257749968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1913}}^1$

素因数の和:2332

約数の個数: 80

約数和(自身を含む): 763272576

約数和(自身を除く): 505522608

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 401, 802, 1203, 1604, 1913, 2406, 2807, 3208, 3826, 4812, 5614, 5739, 6416, 7652, 8421, 9624, 11228, 11478, 13391, 15304, 16842, 19248, 22456, 22956, 26782, 30608, 33684, 40173, 44912, 45912, 53564, 67368, 80346, 91824, 107128, 134736, 160692, 214256, 321384, 642768, 767113, 1534226, 2301339, 3068452, 4602678, 5369791, 6136904, 9205356, 10739582, 12273808, 16109373, 18410712, 21479164, 32218746, 36821424, 42958328, 64437492, 85916656, 128874984, 257749968]

約数ペア:

[(1, 257749968), (2, 128874984), (3, 85916656), (4, 64437492), (6, 42958328), (7, 36821424), (8, 32218746), (12, 21479164), (14, 18410712), (16, 16109373), (21, 12273808), (24, 10739582), (28, 9205356), (42, 6136904), (48, 5369791), (56, 4602678), (84, 3068452), (112, 2301339), (168, 1534226), (336, 767113), (401, 642768), (802, 321384), (1203, 214256), (1604, 160692), (1913, 134736), (2406, 107128), (2807, 91824), (3208, 80346), (3826, 67368), (4812, 53564), (5614, 45912), (5739, 44912), (6416, 40173), (7652, 33684), (8421, 30608), (9624, 26782), (11228, 22956), (11478, 22456), (13391, 19248), (15304, 16842)]