1220756412

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^2\times {\mathrm{223}}^1$

素因数の和:479

約数の個数: 72

約数和(自身を含む): 2956445184

約数和(自身を除く): 1735688772

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 103, 129, 172, 206, 223, 258, 309, 412, 446, 516, 618, 669, 892, 1236, 1338, 2676, 4429, 8858, 9589, 10609, 13287, 17716, 19178, 21218, 22969, 26574, 28767, 31827, 38356, 42436, 45938, 53148, 57534, 63654, 68907, 91876, 115068, 127308, 137814, 275628, 456187, 912374, 987667, 1368561, 1824748, 1975334, 2365807, 2737122, 2963001, 3950668, 4731614, 5474244, 5926002, 7097421, 9463228, 11852004, 14194842, 28389684, 101729701, 203459402, 305189103, 406918804, 610378206, 1220756412]

約数ペア:

[(1, 1220756412), (2, 610378206), (3, 406918804), (4, 305189103), (6, 203459402), (12, 101729701), (43, 28389684), (86, 14194842), (103, 11852004), (129, 9463228), (172, 7097421), (206, 5926002), (223, 5474244), (258, 4731614), (309, 3950668), (412, 2963001), (446, 2737122), (516, 2365807), (618, 1975334), (669, 1824748), (892, 1368561), (1236, 987667), (1338, 912374), (2676, 456187), (4429, 275628), (8858, 137814), (9589, 127308), (10609, 115068), (13287, 91876), (17716, 68907), (19178, 63654), (21218, 57534), (22969, 53148), (26574, 45938), (28767, 42436), (31827, 38356)]