209804520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{6803}}^1$

素因数の和:7074

約数の個数: 64

約数和(自身を含む): 631955520

約数和(自身を除く): 422151000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 6803, 7710, 10280, 13606, 15420, 20409, 27212, 30840, 34015, 40818, 54424, 68030, 81636, 102045, 136060, 163272, 204090, 272120, 408180, 816360, 1748371, 3496742, 5245113, 6993484, 8741855, 10490226, 13986968, 17483710, 20980452, 26225565, 34967420, 41960904, 52451130, 69934840, 104902260, 209804520]

約数ペア:

[(1, 209804520), (2, 104902260), (3, 69934840), (4, 52451130), (5, 41960904), (6, 34967420), (8, 26225565), (10, 20980452), (12, 17483710), (15, 13986968), (20, 10490226), (24, 8741855), (30, 6993484), (40, 5245113), (60, 3496742), (120, 1748371), (257, 816360), (514, 408180), (771, 272120), (1028, 204090), (1285, 163272), (1542, 136060), (2056, 102045), (2570, 81636), (3084, 68030), (3855, 54424), (5140, 40818), (6168, 34015), (6803, 30840), (7710, 27212), (10280, 20409), (13606, 15420)]