131352720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{2081}}^1$

素因数の和:2360

約数の個数: 80

約数和(自身を含む): 408938112

約数和(自身を除く): 277585392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 263, 526, 789, 1052, 1315, 1578, 2081, 2104, 2630, 3156, 3945, 4162, 4208, 5260, 6243, 6312, 7890, 8324, 10405, 10520, 12486, 12624, 15780, 16648, 20810, 21040, 24972, 31215, 31560, 33296, 41620, 49944, 62430, 63120, 83240, 99888, 124860, 166480, 249720, 499440, 547303, 1094606, 1641909, 2189212, 2736515, 3283818, 4378424, 5473030, 6567636, 8209545, 8756848, 10946060, 13135272, 16419090, 21892120, 26270544, 32838180, 43784240, 65676360, 131352720]

約数ペア:

[(1, 131352720), (2, 65676360), (3, 43784240), (4, 32838180), (5, 26270544), (6, 21892120), (8, 16419090), (10, 13135272), (12, 10946060), (15, 8756848), (16, 8209545), (20, 6567636), (24, 5473030), (30, 4378424), (40, 3283818), (48, 2736515), (60, 2189212), (80, 1641909), (120, 1094606), (240, 547303), (263, 499440), (526, 249720), (789, 166480), (1052, 124860), (1315, 99888), (1578, 83240), (2081, 63120), (2104, 62430), (2630, 49944), (3156, 41620), (3945, 33296), (4162, 31560), (4208, 31215), (5260, 24972), (6243, 21040), (6312, 20810), (7890, 16648), (8324, 15780), (10405, 12624), (10520, 12486)]