123818360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 288550080

約数和(自身を除く): 164731720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 103, 164, 205, 206, 328, 410, 412, 515, 733, 820, 824, 1030, 1466, 1640, 2060, 2932, 3665, 4120, 4223, 5864, 7330, 8446, 14660, 16892, 21115, 29320, 30053, 33784, 42230, 60106, 75499, 84460, 120212, 150265, 150998, 168920, 240424, 300530, 301996, 377495, 601060, 603992, 754990, 1202120, 1509980, 3019960, 3095459, 6190918, 12381836, 15477295, 24763672, 30954590, 61909180, 123818360]

約数ペア:

[(1, 123818360), (2, 61909180), (4, 30954590), (5, 24763672), (8, 15477295), (10, 12381836), (20, 6190918), (40, 3095459), (41, 3019960), (82, 1509980), (103, 1202120), (164, 754990), (205, 603992), (206, 601060), (328, 377495), (410, 301996), (412, 300530), (515, 240424), (733, 168920), (820, 150998), (824, 150265), (1030, 120212), (1466, 84460), (1640, 75499), (2060, 60106), (2932, 42230), (3665, 33784), (4120, 30053), (4223, 29320), (5864, 21115), (7330, 16892), (8446, 14660)]