1678686156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{479}}^1\times {\mathrm{13907}}^1$

素因数の和:14403

約数の個数: 72

約数和(自身を含む): 4860011520

約数和(自身を除く): 3181325364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 479, 958, 1437, 1916, 2874, 3353, 4311, 5748, 6706, 8622, 10059, 13412, 13907, 17244, 20118, 27814, 30177, 40236, 41721, 55628, 60354, 83442, 97349, 120708, 125163, 166884, 194698, 250326, 292047, 389396, 500652, 584094, 876141, 1168188, 1752282, 3504564, 6661453, 13322906, 19984359, 26645812, 39968718, 46630171, 59953077, 79937436, 93260342, 119906154, 139890513, 186520684, 239812308, 279781026, 419671539, 559562052, 839343078, 1678686156]

約数ペア:

[(1, 1678686156), (2, 839343078), (3, 559562052), (4, 419671539), (6, 279781026), (7, 239812308), (9, 186520684), (12, 139890513), (14, 119906154), (18, 93260342), (21, 79937436), (28, 59953077), (36, 46630171), (42, 39968718), (63, 26645812), (84, 19984359), (126, 13322906), (252, 6661453), (479, 3504564), (958, 1752282), (1437, 1168188), (1916, 876141), (2874, 584094), (3353, 500652), (4311, 389396), (5748, 292047), (6706, 250326), (8622, 194698), (10059, 166884), (13412, 125163), (13907, 120708), (17244, 97349), (20118, 83442), (27814, 60354), (30177, 55628), (40236, 41721)]