67296780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{811}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 204828624

約数和(自身を除く): 137531844

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 811, 922, 1383, 1622, 1844, 2305, 2433, 2766, 3244, 4055, 4149, 4610, 4866, 5532, 6915, 7299, 8110, 8298, 9220, 9732, 12165, 13830, 14598, 16220, 16596, 20745, 24330, 27660, 29196, 36495, 41490, 48660, 72990, 82980, 145980, 373871, 747742, 1121613, 1495484, 1869355, 2243226, 3364839, 3738710, 4486452, 5608065, 6729678, 7477420, 11216130, 13459356, 16824195, 22432260, 33648390, 67296780]

約数ペア:

[(1, 67296780), (2, 33648390), (3, 22432260), (4, 16824195), (5, 13459356), (6, 11216130), (9, 7477420), (10, 6729678), (12, 5608065), (15, 4486452), (18, 3738710), (20, 3364839), (30, 2243226), (36, 1869355), (45, 1495484), (60, 1121613), (90, 747742), (180, 373871), (461, 145980), (811, 82980), (922, 72990), (1383, 48660), (1622, 41490), (1844, 36495), (2305, 29196), (2433, 27660), (2766, 24330), (3244, 20745), (4055, 16596), (4149, 16220), (4610, 14598), (4866, 13830), (5532, 12165), (6915, 9732), (7299, 9220), (8110, 8298)]