214791640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1913}}^1$

素因数の和:2332

約数の個数: 64

約数和(自身を含む): 553988160

約数和(自身を除く): 339196520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 401, 802, 1604, 1913, 2005, 2807, 3208, 3826, 4010, 5614, 7652, 8020, 9565, 11228, 13391, 14035, 15304, 16040, 19130, 22456, 26782, 28070, 38260, 53564, 56140, 66955, 76520, 107128, 112280, 133910, 267820, 535640, 767113, 1534226, 3068452, 3835565, 5369791, 6136904, 7671130, 10739582, 15342260, 21479164, 26848955, 30684520, 42958328, 53697910, 107395820, 214791640]

約数ペア:

[(1, 214791640), (2, 107395820), (4, 53697910), (5, 42958328), (7, 30684520), (8, 26848955), (10, 21479164), (14, 15342260), (20, 10739582), (28, 7671130), (35, 6136904), (40, 5369791), (56, 3835565), (70, 3068452), (140, 1534226), (280, 767113), (401, 535640), (802, 267820), (1604, 133910), (1913, 112280), (2005, 107128), (2807, 76520), (3208, 66955), (3826, 56140), (4010, 53564), (5614, 38260), (7652, 28070), (8020, 26782), (9565, 22456), (11228, 19130), (13391, 16040), (14035, 15304)]