38818440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{11981}}^1$

素因数の和:12004

約数の個数: 80

約数和(自身を含む): 130483980

約数和(自身を除く): 91665540

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 11981, 23962, 35943, 47924, 59905, 71886, 95848, 107829, 119810, 143772, 179715, 215658, 239620, 287544, 323487, 359430, 431316, 479240, 539145, 646974, 718860, 862632, 970461, 1078290, 1293948, 1437720, 1617435, 1940922, 2156580, 2587896, 3234870, 3881844, 4313160, 4852305, 6469740, 7763688, 9704610, 12939480, 19409220, 38818440]

約数ペア:

[(1, 38818440), (2, 19409220), (3, 12939480), (4, 9704610), (5, 7763688), (6, 6469740), (8, 4852305), (9, 4313160), (10, 3881844), (12, 3234870), (15, 2587896), (18, 2156580), (20, 1940922), (24, 1617435), (27, 1437720), (30, 1293948), (36, 1078290), (40, 970461), (45, 862632), (54, 718860), (60, 646974), (72, 539145), (81, 479240), (90, 431316), (108, 359430), (120, 323487), (135, 287544), (162, 239620), (180, 215658), (216, 179715), (270, 143772), (324, 119810), (360, 107829), (405, 95848), (540, 71886), (648, 59905), (810, 47924), (1080, 35943), (1620, 23962), (3240, 11981)]