259687308

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{727}}^1$

素因数の和:871

約数の個数: 72

約数和(自身を含む): 650820352

約数和(自身を除く): 391133044

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 103, 204, 206, 289, 309, 412, 578, 618, 727, 867, 1156, 1236, 1454, 1734, 1751, 2181, 2908, 3468, 3502, 4362, 5253, 7004, 8724, 10506, 12359, 21012, 24718, 29767, 37077, 49436, 59534, 74154, 74881, 89301, 119068, 148308, 149762, 178602, 210103, 224643, 299524, 357204, 420206, 449286, 630309, 840412, 898572, 1260618, 1272977, 2521236, 2545954, 3818931, 5091908, 7637862, 15275724, 21640609, 43281218, 64921827, 86562436, 129843654, 259687308]

約数ペア:

[(1, 259687308), (2, 129843654), (3, 86562436), (4, 64921827), (6, 43281218), (12, 21640609), (17, 15275724), (34, 7637862), (51, 5091908), (68, 3818931), (102, 2545954), (103, 2521236), (204, 1272977), (206, 1260618), (289, 898572), (309, 840412), (412, 630309), (578, 449286), (618, 420206), (727, 357204), (867, 299524), (1156, 224643), (1236, 210103), (1454, 178602), (1734, 149762), (1751, 148308), (2181, 119068), (2908, 89301), (3468, 74881), (3502, 74154), (4362, 59534), (5253, 49436), (7004, 37077), (8724, 29767), (10506, 24718), (12359, 21012)]