68311308

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1213}}^1$

素因数の和:1271

約数の個数: 72

約数和(自身を含む): 181313328

約数和(自身を除く): 113002020

約数列:

[1, 2, 3, 4, 6, 12, 13, 19, 26, 38, 39, 52, 57, 76, 78, 114, 156, 228, 247, 361, 494, 722, 741, 988, 1083, 1213, 1444, 1482, 2166, 2426, 2964, 3639, 4332, 4693, 4852, 7278, 9386, 14079, 14556, 15769, 18772, 23047, 28158, 31538, 46094, 47307, 56316, 63076, 69141, 92188, 94614, 138282, 189228, 276564, 299611, 437893, 599222, 875786, 898833, 1198444, 1313679, 1751572, 1797666, 2627358, 3595332, 5254716, 5692609, 11385218, 17077827, 22770436, 34155654, 68311308]

約数ペア:

[(1, 68311308), (2, 34155654), (3, 22770436), (4, 17077827), (6, 11385218), (12, 5692609), (13, 5254716), (19, 3595332), (26, 2627358), (38, 1797666), (39, 1751572), (52, 1313679), (57, 1198444), (76, 898833), (78, 875786), (114, 599222), (156, 437893), (228, 299611), (247, 276564), (361, 189228), (494, 138282), (722, 94614), (741, 92188), (988, 69141), (1083, 63076), (1213, 56316), (1444, 47307), (1482, 46094), (2166, 31538), (2426, 28158), (2964, 23047), (3639, 18772), (4332, 15769), (4693, 14556), (4852, 14079), (7278, 9386)]