68986908

素因数分解:

$2^2\times 3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 178913280

約数和(自身を除く): 109926372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 79, 127, 158, 191, 237, 254, 316, 381, 382, 474, 508, 573, 711, 762, 764, 948, 1143, 1146, 1422, 1524, 1719, 2286, 2292, 2844, 3438, 4572, 6876, 10033, 15089, 20066, 24257, 30099, 30178, 40132, 45267, 48514, 60198, 60356, 72771, 90297, 90534, 97028, 120396, 135801, 145542, 180594, 181068, 218313, 271602, 291084, 361188, 436626, 543204, 873252, 1916303, 3832606, 5748909, 7665212, 11497818, 17246727, 22995636, 34493454, 68986908]

約数ペア:

[(1, 68986908), (2, 34493454), (3, 22995636), (4, 17246727), (6, 11497818), (9, 7665212), (12, 5748909), (18, 3832606), (36, 1916303), (79, 873252), (127, 543204), (158, 436626), (191, 361188), (237, 291084), (254, 271602), (316, 218313), (381, 181068), (382, 180594), (474, 145542), (508, 135801), (573, 120396), (711, 97028), (762, 90534), (764, 90297), (948, 72771), (1143, 60356), (1146, 60198), (1422, 48514), (1524, 45267), (1719, 40132), (2286, 30178), (2292, 30099), (2844, 24257), (3438, 20066), (4572, 15089), (6876, 10033)]