19752120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18289}}^1$

素因数の和:18309

約数の個数: 64

約数和(自身を含む): 65844000

約数和(自身を除く): 46091880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18289, 36578, 54867, 73156, 91445, 109734, 146312, 164601, 182890, 219468, 274335, 329202, 365780, 438936, 493803, 548670, 658404, 731560, 823005, 987606, 1097340, 1316808, 1646010, 1975212, 2194680, 2469015, 3292020, 3950424, 4938030, 6584040, 9876060, 19752120]

約数ペア:

[(1, 19752120), (2, 9876060), (3, 6584040), (4, 4938030), (5, 3950424), (6, 3292020), (8, 2469015), (9, 2194680), (10, 1975212), (12, 1646010), (15, 1316808), (18, 1097340), (20, 987606), (24, 823005), (27, 731560), (30, 658404), (36, 548670), (40, 493803), (45, 438936), (54, 365780), (60, 329202), (72, 274335), (90, 219468), (108, 182890), (120, 164601), (135, 146312), (180, 109734), (216, 91445), (270, 73156), (360, 54867), (540, 36578), (1080, 18289)]