205937640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{21187}}^1$

素因数の和:21213

約数の個数: 96

約数和(自身を含む): 694118880

約数和(自身を除く): 488181240

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, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2430, 3240, 4860, 9720, 21187, 42374, 63561, 84748, 105935, 127122, 169496, 190683, 211870, 254244, 317805, 381366, 423740, 508488, 572049, 635610, 762732, 847480, 953415, 1144098, 1271220, 1525464, 1716147, 1906830, 2288196, 2542440, 2860245, 3432294, 3813660, 4576392, 5148441, 5720490, 6864588, 7627320, 8580735, 10296882, 11440980, 13729176, 17161470, 20593764, 22881960, 25742205, 34322940, 41187528, 51484410, 68645880, 102968820, 205937640]

約数ペア:

[(1, 205937640), (2, 102968820), (3, 68645880), (4, 51484410), (5, 41187528), (6, 34322940), (8, 25742205), (9, 22881960), (10, 20593764), (12, 17161470), (15, 13729176), (18, 11440980), (20, 10296882), (24, 8580735), (27, 7627320), (30, 6864588), (36, 5720490), (40, 5148441), (45, 4576392), (54, 3813660), (60, 3432294), (72, 2860245), (81, 2542440), (90, 2288196), (108, 1906830), (120, 1716147), (135, 1525464), (162, 1271220), (180, 1144098), (216, 953415), (243, 847480), (270, 762732), (324, 635610), (360, 572049), (405, 508488), (486, 423740), (540, 381366), (648, 317805), (810, 254244), (972, 211870), (1080, 190683), (1215, 169496), (1620, 127122), (1944, 105935), (2430, 84748), (3240, 63561), (4860, 42374), (9720, 21187)]