77636880

素因数分解:

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

素因数の和:12006

約数の個数: 100

約数和(自身を含む): 269666892

約数和(自身を除く): 192030012

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 270, 324, 360, 405, 432, 540, 648, 720, 810, 1080, 1296, 1620, 2160, 3240, 6480, 11981, 23962, 35943, 47924, 59905, 71886, 95848, 107829, 119810, 143772, 179715, 191696, 215658, 239620, 287544, 323487, 359430, 431316, 479240, 539145, 575088, 646974, 718860, 862632, 958480, 970461, 1078290, 1293948, 1437720, 1617435, 1725264, 1940922, 2156580, 2587896, 2875440, 3234870, 3881844, 4313160, 4852305, 5175792, 6469740, 7763688, 8626320, 9704610, 12939480, 15527376, 19409220, 25878960, 38818440, 77636880]

約数ペア:

[(1, 77636880), (2, 38818440), (3, 25878960), (4, 19409220), (5, 15527376), (6, 12939480), (8, 9704610), (9, 8626320), (10, 7763688), (12, 6469740), (15, 5175792), (16, 4852305), (18, 4313160), (20, 3881844), (24, 3234870), (27, 2875440), (30, 2587896), (36, 2156580), (40, 1940922), (45, 1725264), (48, 1617435), (54, 1437720), (60, 1293948), (72, 1078290), (80, 970461), (81, 958480), (90, 862632), (108, 718860), (120, 646974), (135, 575088), (144, 539145), (162, 479240), (180, 431316), (216, 359430), (240, 323487), (270, 287544), (324, 239620), (360, 215658), (405, 191696), (432, 179715), (540, 143772), (648, 119810), (720, 107829), (810, 95848), (1080, 71886), (1296, 59905), (1620, 47924), (2160, 35943), (3240, 23962), (6480, 11981)]