1251320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 64

約数和(自身を含む): 3326400

約数和(自身を除く): 2075080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 109, 140, 164, 205, 218, 280, 287, 328, 410, 436, 545, 574, 763, 820, 872, 1090, 1148, 1435, 1526, 1640, 2180, 2296, 2870, 3052, 3815, 4360, 4469, 5740, 6104, 7630, 8938, 11480, 15260, 17876, 22345, 30520, 31283, 35752, 44690, 62566, 89380, 125132, 156415, 178760, 250264, 312830, 625660, 1251320]

約数ペア:

[(1, 1251320), (2, 625660), (4, 312830), (5, 250264), (7, 178760), (8, 156415), (10, 125132), (14, 89380), (20, 62566), (28, 44690), (35, 35752), (40, 31283), (41, 30520), (56, 22345), (70, 17876), (82, 15260), (109, 11480), (140, 8938), (164, 7630), (205, 6104), (218, 5740), (280, 4469), (287, 4360), (328, 3815), (410, 3052), (436, 2870), (545, 2296), (574, 2180), (763, 1640), (820, 1526), (872, 1435), (1090, 1148)]