69930040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{373}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 162914400

約数和(自身を除く): 92984360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 109, 172, 215, 218, 344, 373, 430, 436, 545, 746, 860, 872, 1090, 1492, 1720, 1865, 2180, 2984, 3730, 4360, 4687, 7460, 9374, 14920, 16039, 18748, 23435, 32078, 37496, 40657, 46870, 64156, 80195, 81314, 93740, 128312, 160390, 162628, 187480, 203285, 320780, 325256, 406570, 641560, 813140, 1626280, 1748251, 3496502, 6993004, 8741255, 13986008, 17482510, 34965020, 69930040]

約数ペア:

[(1, 69930040), (2, 34965020), (4, 17482510), (5, 13986008), (8, 8741255), (10, 6993004), (20, 3496502), (40, 1748251), (43, 1626280), (86, 813140), (109, 641560), (172, 406570), (215, 325256), (218, 320780), (344, 203285), (373, 187480), (430, 162628), (436, 160390), (545, 128312), (746, 93740), (860, 81314), (872, 80195), (1090, 64156), (1492, 46870), (1720, 40657), (1865, 37496), (2180, 32078), (2984, 23435), (3730, 18748), (4360, 16039), (4687, 14920), (7460, 9374)]