141131980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2011}}^1$

素因数の和:2071

約数の個数: 72

約数和(自身を含む): 337170960

約数和(自身を除く): 196038980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 121, 145, 220, 242, 290, 319, 484, 580, 605, 638, 1210, 1276, 1595, 2011, 2420, 3190, 3509, 4022, 6380, 7018, 8044, 10055, 14036, 17545, 20110, 22121, 35090, 40220, 44242, 58319, 70180, 88484, 110605, 116638, 221210, 233276, 243331, 291595, 442420, 486662, 583190, 641509, 973324, 1166380, 1216655, 1283018, 2433310, 2566036, 3207545, 4866620, 6415090, 7056599, 12830180, 14113198, 28226396, 35282995, 70565990, 141131980]

約数ペア:

[(1, 141131980), (2, 70565990), (4, 35282995), (5, 28226396), (10, 14113198), (11, 12830180), (20, 7056599), (22, 6415090), (29, 4866620), (44, 3207545), (55, 2566036), (58, 2433310), (110, 1283018), (116, 1216655), (121, 1166380), (145, 973324), (220, 641509), (242, 583190), (290, 486662), (319, 442420), (484, 291595), (580, 243331), (605, 233276), (638, 221210), (1210, 116638), (1276, 110605), (1595, 88484), (2011, 70180), (2420, 58319), (3190, 44242), (3509, 40220), (4022, 35090), (6380, 22121), (7018, 20110), (8044, 17545), (10055, 14036)]