261711464

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 605354880

約数和(自身を除く): 343643416

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 103, 119, 136, 157, 206, 238, 289, 314, 412, 476, 578, 628, 721, 824, 952, 1099, 1156, 1256, 1442, 1751, 2023, 2198, 2312, 2669, 2884, 3502, 4046, 4396, 5338, 5768, 7004, 8092, 8792, 10676, 12257, 14008, 16171, 16184, 18683, 21352, 24514, 29767, 32342, 37366, 45373, 49028, 59534, 64684, 74732, 90746, 98056, 113197, 119068, 129368, 149464, 181492, 208369, 226394, 238136, 274907, 317611, 362984, 416738, 452788, 549814, 635222, 833476, 905576, 1099628, 1270444, 1666952, 1924349, 2199256, 2540888, 3848698, 4673419, 7697396, 9346838, 15394792, 18693676, 32713933, 37387352, 65427866, 130855732, 261711464]

約数ペア:

[(1, 261711464), (2, 130855732), (4, 65427866), (7, 37387352), (8, 32713933), (14, 18693676), (17, 15394792), (28, 9346838), (34, 7697396), (56, 4673419), (68, 3848698), (103, 2540888), (119, 2199256), (136, 1924349), (157, 1666952), (206, 1270444), (238, 1099628), (289, 905576), (314, 833476), (412, 635222), (476, 549814), (578, 452788), (628, 416738), (721, 362984), (824, 317611), (952, 274907), (1099, 238136), (1156, 226394), (1256, 208369), (1442, 181492), (1751, 149464), (2023, 129368), (2198, 119068), (2312, 113197), (2669, 98056), (2884, 90746), (3502, 74732), (4046, 64684), (4396, 59534), (5338, 49028), (5768, 45373), (7004, 37366), (8092, 32342), (8792, 29767), (10676, 24514), (12257, 21352), (14008, 18683), (16171, 16184)]