56387880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:608

約数の個数: 128

約数和(自身を含む): 190080000

約数和(自身を除く): 133692120

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, 90, 108, 109, 120, 135, 180, 216, 218, 270, 327, 360, 436, 479, 540, 545, 654, 872, 958, 981, 1080, 1090, 1308, 1437, 1635, 1916, 1962, 2180, 2395, 2616, 2874, 2943, 3270, 3832, 3924, 4311, 4360, 4790, 4905, 5748, 5886, 6540, 7185, 7848, 8622, 9580, 9810, 11496, 11772, 12933, 13080, 14370, 14715, 17244, 19160, 19620, 21555, 23544, 25866, 28740, 29430, 34488, 39240, 43110, 51732, 52211, 57480, 58860, 64665, 86220, 103464, 104422, 117720, 129330, 156633, 172440, 208844, 258660, 261055, 313266, 417688, 469899, 517320, 522110, 626532, 783165, 939798, 1044220, 1253064, 1409697, 1566330, 1879596, 2088440, 2349495, 2819394, 3132660, 3759192, 4698990, 5638788, 6265320, 7048485, 9397980, 11277576, 14096970, 18795960, 28193940, 56387880]

約数ペア:

[(1, 56387880), (2, 28193940), (3, 18795960), (4, 14096970), (5, 11277576), (6, 9397980), (8, 7048485), (9, 6265320), (10, 5638788), (12, 4698990), (15, 3759192), (18, 3132660), (20, 2819394), (24, 2349495), (27, 2088440), (30, 1879596), (36, 1566330), (40, 1409697), (45, 1253064), (54, 1044220), (60, 939798), (72, 783165), (90, 626532), (108, 522110), (109, 517320), (120, 469899), (135, 417688), (180, 313266), (216, 261055), (218, 258660), (270, 208844), (327, 172440), (360, 156633), (436, 129330), (479, 117720), (540, 104422), (545, 103464), (654, 86220), (872, 64665), (958, 58860), (981, 57480), (1080, 52211), (1090, 51732), (1308, 43110), (1437, 39240), (1635, 34488), (1916, 29430), (1962, 28740), (2180, 25866), (2395, 23544), (2616, 21555), (2874, 19620), (2943, 19160), (3270, 17244), (3832, 14715), (3924, 14370), (4311, 13080), (4360, 12933), (4790, 11772), (4905, 11496), (5748, 9810), (5886, 9580), (6540, 8622), (7185, 7848)]