68006988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1279}}^1$

素因数の和:1507

約数の個数: 72

約数和(自身を含む): 197550080

約数和(自身を除く): 129543092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 211, 252, 422, 633, 844, 1266, 1279, 1477, 1899, 2532, 2558, 2954, 3798, 3837, 4431, 5116, 5908, 7596, 7674, 8862, 8953, 11511, 13293, 15348, 17724, 17906, 23022, 26586, 26859, 35812, 46044, 53172, 53718, 80577, 107436, 161154, 269869, 322308, 539738, 809607, 1079476, 1619214, 1889083, 2428821, 3238428, 3778166, 4857642, 5667249, 7556332, 9715284, 11334498, 17001747, 22668996, 34003494, 68006988]

約数ペア:

[(1, 68006988), (2, 34003494), (3, 22668996), (4, 17001747), (6, 11334498), (7, 9715284), (9, 7556332), (12, 5667249), (14, 4857642), (18, 3778166), (21, 3238428), (28, 2428821), (36, 1889083), (42, 1619214), (63, 1079476), (84, 809607), (126, 539738), (211, 322308), (252, 269869), (422, 161154), (633, 107436), (844, 80577), (1266, 53718), (1279, 53172), (1477, 46044), (1899, 35812), (2532, 26859), (2558, 26586), (2954, 23022), (3798, 17906), (3837, 17724), (4431, 15348), (5116, 13293), (5908, 11511), (7596, 8953), (7674, 8862)]