18688050

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 52377600

約数和(自身を除く): 33689550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 109, 127, 135, 150, 218, 225, 254, 270, 327, 381, 450, 545, 635, 654, 675, 762, 981, 1090, 1143, 1270, 1350, 1635, 1905, 1962, 2286, 2725, 2943, 3175, 3270, 3429, 3810, 4905, 5450, 5715, 5886, 6350, 6858, 8175, 9525, 9810, 11430, 13843, 14715, 16350, 17145, 19050, 24525, 27686, 28575, 29430, 34290, 41529, 49050, 57150, 69215, 73575, 83058, 85725, 124587, 138430, 147150, 171450, 207645, 249174, 346075, 373761, 415290, 622935, 692150, 747522, 1038225, 1245870, 1868805, 2076450, 3114675, 3737610, 6229350, 9344025, 18688050]

約数ペア:

[(1, 18688050), (2, 9344025), (3, 6229350), (5, 3737610), (6, 3114675), (9, 2076450), (10, 1868805), (15, 1245870), (18, 1038225), (25, 747522), (27, 692150), (30, 622935), (45, 415290), (50, 373761), (54, 346075), (75, 249174), (90, 207645), (109, 171450), (127, 147150), (135, 138430), (150, 124587), (218, 85725), (225, 83058), (254, 73575), (270, 69215), (327, 57150), (381, 49050), (450, 41529), (545, 34290), (635, 29430), (654, 28575), (675, 27686), (762, 24525), (981, 19050), (1090, 17145), (1143, 16350), (1270, 14715), (1350, 13843), (1635, 11430), (1905, 9810), (1962, 9525), (2286, 8175), (2725, 6858), (2943, 6350), (3175, 5886), (3270, 5715), (3429, 5450), (3810, 4905)]