620046

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:78

約数の個数: 72

約数和(自身を含む): 1689480

約数和(自身を除く): 1069434

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 37, 38, 42, 49, 57, 63, 74, 98, 111, 114, 126, 133, 147, 171, 222, 259, 266, 294, 333, 342, 399, 441, 518, 666, 703, 777, 798, 882, 931, 1197, 1406, 1554, 1813, 1862, 2109, 2331, 2394, 2793, 3626, 4218, 4662, 4921, 5439, 5586, 6327, 8379, 9842, 10878, 12654, 14763, 16317, 16758, 29526, 32634, 34447, 44289, 68894, 88578, 103341, 206682, 310023, 620046]

約数ペア:

[(1, 620046), (2, 310023), (3, 206682), (6, 103341), (7, 88578), (9, 68894), (14, 44289), (18, 34447), (19, 32634), (21, 29526), (37, 16758), (38, 16317), (42, 14763), (49, 12654), (57, 10878), (63, 9842), (74, 8379), (98, 6327), (111, 5586), (114, 5439), (126, 4921), (133, 4662), (147, 4218), (171, 3626), (222, 2793), (259, 2394), (266, 2331), (294, 2109), (333, 1862), (342, 1813), (399, 1554), (441, 1406), (518, 1197), (666, 931), (703, 882), (777, 798)]