138859920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{2381}}^1$

素因数の和:2412

約数の個数: 140

約数和(自身を含む): 484255836

約数和(自身を除く): 345395916

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, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2381, 2430, 2916, 3240, 3645, 3888, 4762, 4860, 5832, 6480, 7143, 7290, 9524, 9720, 11664, 11905, 14286, 14580, 19048, 19440, 21429, 23810, 28572, 29160, 35715, 38096, 42858, 47620, 57144, 58320, 64287, 71430, 85716, 95240, 107145, 114288, 128574, 142860, 171432, 190480, 192861, 214290, 257148, 285720, 321435, 342864, 385722, 428580, 514296, 571440, 578583, 642870, 771444, 857160, 964305, 1028592, 1157166, 1285740, 1542888, 1714320, 1735749, 1928610, 2314332, 2571480, 2892915, 3085776, 3471498, 3857220, 4628664, 5142960, 5785830, 6942996, 7714440, 8678745, 9257328, 11571660, 13885992, 15428880, 17357490, 23143320, 27771984, 34714980, 46286640, 69429960, 138859920]

約数ペア:

[(1, 138859920), (2, 69429960), (3, 46286640), (4, 34714980), (5, 27771984), (6, 23143320), (8, 17357490), (9, 15428880), (10, 13885992), (12, 11571660), (15, 9257328), (16, 8678745), (18, 7714440), (20, 6942996), (24, 5785830), (27, 5142960), (30, 4628664), (36, 3857220), (40, 3471498), (45, 3085776), (48, 2892915), (54, 2571480), (60, 2314332), (72, 1928610), (80, 1735749), (81, 1714320), (90, 1542888), (108, 1285740), (120, 1157166), (135, 1028592), (144, 964305), (162, 857160), (180, 771444), (216, 642870), (240, 578583), (243, 571440), (270, 514296), (324, 428580), (360, 385722), (405, 342864), (432, 321435), (486, 285720), (540, 257148), (648, 214290), (720, 192861), (729, 190480), (810, 171432), (972, 142860), (1080, 128574), (1215, 114288), (1296, 107145), (1458, 95240), (1620, 85716), (1944, 71430), (2160, 64287), (2381, 58320), (2430, 57144), (2916, 47620), (3240, 42858), (3645, 38096), (3888, 35715), (4762, 29160), (4860, 28572), (5832, 23810), (6480, 21429), (7143, 19440), (7290, 19048), (9524, 14580), (9720, 14286), (11664, 11905)]