66712860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{457}}^1\times {\mathrm{811}}^1$

素因数の和:1283

約数の個数: 72

約数和(自身を含む): 203055216

約数和(自身を除く): 136342356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 457, 811, 914, 1371, 1622, 1828, 2285, 2433, 2742, 3244, 4055, 4113, 4570, 4866, 5484, 6855, 7299, 8110, 8226, 9140, 9732, 12165, 13710, 14598, 16220, 16452, 20565, 24330, 27420, 29196, 36495, 41130, 48660, 72990, 82260, 145980, 370627, 741254, 1111881, 1482508, 1853135, 2223762, 3335643, 3706270, 4447524, 5559405, 6671286, 7412540, 11118810, 13342572, 16678215, 22237620, 33356430, 66712860]

約数ペア:

[(1, 66712860), (2, 33356430), (3, 22237620), (4, 16678215), (5, 13342572), (6, 11118810), (9, 7412540), (10, 6671286), (12, 5559405), (15, 4447524), (18, 3706270), (20, 3335643), (30, 2223762), (36, 1853135), (45, 1482508), (60, 1111881), (90, 741254), (180, 370627), (457, 145980), (811, 82260), (914, 72990), (1371, 48660), (1622, 41130), (1828, 36495), (2285, 29196), (2433, 27420), (2742, 24330), (3244, 20565), (4055, 16452), (4113, 16220), (4570, 14598), (4866, 13710), (5484, 12165), (6855, 9732), (7299, 9140), (8110, 8226)]