1611540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1279}}^1$

素因数の和:1301

約数の個数: 72

約数和(自身を含む): 5591040

約数和(自身を除く): 3979500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1279, 2558, 3837, 5116, 6395, 7674, 8953, 11511, 12790, 15348, 17906, 19185, 23022, 25580, 26859, 35812, 38370, 44765, 46044, 53718, 57555, 76740, 80577, 89530, 107436, 115110, 134295, 161154, 179060, 230220, 268590, 322308, 402885, 537180, 805770, 1611540]

約数ペア:

[(1, 1611540), (2, 805770), (3, 537180), (4, 402885), (5, 322308), (6, 268590), (7, 230220), (9, 179060), (10, 161154), (12, 134295), (14, 115110), (15, 107436), (18, 89530), (20, 80577), (21, 76740), (28, 57555), (30, 53718), (35, 46044), (36, 44765), (42, 38370), (45, 35812), (60, 26859), (63, 25580), (70, 23022), (84, 19185), (90, 17906), (105, 15348), (126, 12790), (140, 11511), (180, 8953), (210, 7674), (252, 6395), (315, 5116), (420, 3837), (630, 2558), (1260, 1279)]