257531112

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{40189}}^1$

素因数の和:40290

約数の個数: 48

約数和(自身を含む): 705334500

約数和(自身を除く): 447803388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 40189, 80378, 120567, 160756, 241134, 321512, 361701, 482268, 723402, 964536, 1446804, 2893608, 3576821, 7153642, 10730463, 14307284, 21460926, 28614568, 32191389, 42921852, 64382778, 85843704, 128765556, 257531112]

約数ペア:

[(1, 257531112), (2, 128765556), (3, 85843704), (4, 64382778), (6, 42921852), (8, 32191389), (9, 28614568), (12, 21460926), (18, 14307284), (24, 10730463), (36, 7153642), (72, 3576821), (89, 2893608), (178, 1446804), (267, 964536), (356, 723402), (534, 482268), (712, 361701), (801, 321512), (1068, 241134), (1602, 160756), (2136, 120567), (3204, 80378), (6408, 40189)]