28605960

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{109}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 97425900

約数和(自身を除く): 68819940

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, 109, 120, 135, 162, 180, 216, 218, 243, 270, 324, 327, 360, 405, 436, 486, 540, 545, 648, 654, 729, 810, 872, 972, 981, 1080, 1090, 1215, 1308, 1458, 1620, 1635, 1944, 1962, 2180, 2187, 2430, 2616, 2916, 2943, 3240, 3270, 3645, 3924, 4360, 4374, 4860, 4905, 5832, 5886, 6540, 6561, 7290, 7848, 8748, 8829, 9720, 9810, 10935, 11772, 13080, 13122, 14580, 14715, 17496, 17658, 19620, 21870, 23544, 26244, 26487, 29160, 29430, 32805, 35316, 39240, 43740, 44145, 52488, 52974, 58860, 65610, 70632, 79461, 87480, 88290, 105948, 117720, 131220, 132435, 158922, 176580, 211896, 238383, 262440, 264870, 317844, 353160, 397305, 476766, 529740, 635688, 715149, 794610, 953532, 1059480, 1191915, 1430298, 1589220, 1907064, 2383830, 2860596, 3178440, 3575745, 4767660, 5721192, 7151490, 9535320, 14302980, 28605960]

約数ペア:

[(1, 28605960), (2, 14302980), (3, 9535320), (4, 7151490), (5, 5721192), (6, 4767660), (8, 3575745), (9, 3178440), (10, 2860596), (12, 2383830), (15, 1907064), (18, 1589220), (20, 1430298), (24, 1191915), (27, 1059480), (30, 953532), (36, 794610), (40, 715149), (45, 635688), (54, 529740), (60, 476766), (72, 397305), (81, 353160), (90, 317844), (108, 264870), (109, 262440), (120, 238383), (135, 211896), (162, 176580), (180, 158922), (216, 132435), (218, 131220), (243, 117720), (270, 105948), (324, 88290), (327, 87480), (360, 79461), (405, 70632), (436, 65610), (486, 58860), (540, 52974), (545, 52488), (648, 44145), (654, 43740), (729, 39240), (810, 35316), (872, 32805), (972, 29430), (981, 29160), (1080, 26487), (1090, 26244), (1215, 23544), (1308, 21870), (1458, 19620), (1620, 17658), (1635, 17496), (1944, 14715), (1962, 14580), (2180, 13122), (2187, 13080), (2430, 11772), (2616, 10935), (2916, 9810), (2943, 9720), (3240, 8829), (3270, 8748), (3645, 7848), (3924, 7290), (4360, 6561), (4374, 6540), (4860, 5886), (4905, 5832)]