128585880

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{13229}}^1$

素因数の和:13255

約数の個数: 96

約数和(自身を含む): 433414800

約数和(自身を除く): 304828920

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, 13229, 26458, 39687, 52916, 66145, 79374, 105832, 119061, 132290, 158748, 198435, 238122, 264580, 317496, 357183, 396870, 476244, 529160, 595305, 714366, 793740, 952488, 1071549, 1190610, 1428732, 1587480, 1785915, 2143098, 2381220, 2857464, 3214647, 3571830, 4286196, 4762440, 5357745, 6429294, 7143660, 8572392, 10715490, 12858588, 14287320, 16073235, 21430980, 25717176, 32146470, 42861960, 64292940, 128585880]

約数ペア:

[(1, 128585880), (2, 64292940), (3, 42861960), (4, 32146470), (5, 25717176), (6, 21430980), (8, 16073235), (9, 14287320), (10, 12858588), (12, 10715490), (15, 8572392), (18, 7143660), (20, 6429294), (24, 5357745), (27, 4762440), (30, 4286196), (36, 3571830), (40, 3214647), (45, 2857464), (54, 2381220), (60, 2143098), (72, 1785915), (81, 1587480), (90, 1428732), (108, 1190610), (120, 1071549), (135, 952488), (162, 793740), (180, 714366), (216, 595305), (243, 529160), (270, 476244), (324, 396870), (360, 357183), (405, 317496), (486, 264580), (540, 238122), (648, 198435), (810, 158748), (972, 132290), (1080, 119061), (1215, 105832), (1620, 79374), (1944, 66145), (2430, 52916), (3240, 39687), (4860, 26458), (9720, 13229)]