128350980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79229}}^1$

素因数の和:79250

約数の個数: 60

約数和(自身を含む): 402646860

約数和(自身を除く): 274295880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 79229, 158458, 237687, 316916, 396145, 475374, 713061, 792290, 950748, 1188435, 1426122, 1584580, 2139183, 2376870, 2852244, 3565305, 4278366, 4753740, 6417549, 7130610, 8556732, 10695915, 12835098, 14261220, 21391830, 25670196, 32087745, 42783660, 64175490, 128350980]

約数ペア:

[(1, 128350980), (2, 64175490), (3, 42783660), (4, 32087745), (5, 25670196), (6, 21391830), (9, 14261220), (10, 12835098), (12, 10695915), (15, 8556732), (18, 7130610), (20, 6417549), (27, 4753740), (30, 4278366), (36, 3565305), (45, 2852244), (54, 2376870), (60, 2139183), (81, 1584580), (90, 1426122), (108, 1188435), (135, 950748), (162, 792290), (180, 713061), (270, 475374), (324, 396145), (405, 316916), (540, 237687), (810, 158458), (1620, 79229)]