268112720

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{12743}}^1$

素因数の和:13019

約数の個数: 40

約数和(自身を含む): 625781376

約数和(自身を除く): 357668656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 12743, 21040, 25486, 50972, 63715, 101944, 127430, 203888, 254860, 509720, 1019440, 3351409, 6702818, 13405636, 16757045, 26811272, 33514090, 53622544, 67028180, 134056360, 268112720]

約数ペア:

[(1, 268112720), (2, 134056360), (4, 67028180), (5, 53622544), (8, 33514090), (10, 26811272), (16, 16757045), (20, 13405636), (40, 6702818), (80, 3351409), (263, 1019440), (526, 509720), (1052, 254860), (1315, 203888), (2104, 127430), (2630, 101944), (4208, 63715), (5260, 50972), (10520, 25486), (12743, 21040)]