204500412

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1275

約数の個数: 72

約数和(自身を含む): 549385200

約数和(自身を除く): 344884788

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 389, 612, 778, 859, 1167, 1556, 1718, 2334, 2577, 3436, 3501, 4668, 5154, 6613, 7002, 7731, 10308, 13226, 14004, 14603, 15462, 19839, 26452, 29206, 30924, 39678, 43809, 58412, 59517, 79356, 87618, 119034, 131427, 175236, 238068, 262854, 334151, 525708, 668302, 1002453, 1336604, 2004906, 3007359, 4009812, 5680567, 6014718, 11361134, 12029436, 17041701, 22722268, 34083402, 51125103, 68166804, 102250206, 204500412]

約数ペア:

[(1, 204500412), (2, 102250206), (3, 68166804), (4, 51125103), (6, 34083402), (9, 22722268), (12, 17041701), (17, 12029436), (18, 11361134), (34, 6014718), (36, 5680567), (51, 4009812), (68, 3007359), (102, 2004906), (153, 1336604), (204, 1002453), (306, 668302), (389, 525708), (612, 334151), (778, 262854), (859, 238068), (1167, 175236), (1556, 131427), (1718, 119034), (2334, 87618), (2577, 79356), (3436, 59517), (3501, 58412), (4668, 43809), (5154, 39678), (6613, 30924), (7002, 29206), (7731, 26452), (10308, 19839), (13226, 15462), (14004, 14603)]