68515668

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{521}}^1$

素因数の和:825

約数の個数: 72

約数和(自身を含む): 187537896

約数和(自身を除く): 119022228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 281, 468, 521, 562, 843, 1042, 1124, 1563, 1686, 2084, 2529, 3126, 3372, 3653, 4689, 5058, 6252, 6773, 7306, 9378, 10116, 10959, 13546, 14612, 18756, 20319, 21918, 27092, 32877, 40638, 43836, 60957, 65754, 81276, 121914, 131508, 146401, 243828, 292802, 439203, 585604, 878406, 1317609, 1756812, 1903213, 2635218, 3806426, 5270436, 5709639, 7612852, 11419278, 17128917, 22838556, 34257834, 68515668]

約数ペア:

[(1, 68515668), (2, 34257834), (3, 22838556), (4, 17128917), (6, 11419278), (9, 7612852), (12, 5709639), (13, 5270436), (18, 3806426), (26, 2635218), (36, 1903213), (39, 1756812), (52, 1317609), (78, 878406), (117, 585604), (156, 439203), (234, 292802), (281, 243828), (468, 146401), (521, 131508), (562, 121914), (843, 81276), (1042, 65754), (1124, 60957), (1563, 43836), (1686, 40638), (2084, 32877), (2529, 27092), (3126, 21918), (3372, 20319), (3653, 18756), (4689, 14612), (5058, 13546), (6252, 10959), (6773, 10116), (7306, 9378)]