280440984

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{2767}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 725437440

約数和(自身を除く): 444996456

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 103, 123, 164, 206, 246, 309, 328, 412, 492, 618, 824, 984, 1236, 2472, 2767, 4223, 5534, 8301, 8446, 11068, 12669, 16602, 16892, 22136, 25338, 33204, 33784, 50676, 66408, 101352, 113447, 226894, 285001, 340341, 453788, 570002, 680682, 855003, 907576, 1140004, 1361364, 1710006, 2280008, 2722728, 3420012, 6840024, 11685041, 23370082, 35055123, 46740164, 70110246, 93480328, 140220492, 280440984]

約数ペア:

[(1, 280440984), (2, 140220492), (3, 93480328), (4, 70110246), (6, 46740164), (8, 35055123), (12, 23370082), (24, 11685041), (41, 6840024), (82, 3420012), (103, 2722728), (123, 2280008), (164, 1710006), (206, 1361364), (246, 1140004), (309, 907576), (328, 855003), (412, 680682), (492, 570002), (618, 453788), (824, 340341), (984, 285001), (1236, 226894), (2472, 113447), (2767, 101352), (4223, 66408), (5534, 50676), (8301, 33784), (8446, 33204), (11068, 25338), (12669, 22136), (16602, 16892)]