223531640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1213}}^1$

素因数の和:1512

約数の個数: 64

約数和(自身を含む): 534936960

約数和(自身を除く): 311405320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 271, 340, 542, 680, 1084, 1213, 1355, 2168, 2426, 2710, 4607, 4852, 5420, 6065, 9214, 9704, 10840, 12130, 18428, 20621, 23035, 24260, 36856, 41242, 46070, 48520, 82484, 92140, 103105, 164968, 184280, 206210, 328723, 412420, 657446, 824840, 1314892, 1643615, 2629784, 3287230, 5588291, 6574460, 11176582, 13148920, 22353164, 27941455, 44706328, 55882910, 111765820, 223531640]

約数ペア:

[(1, 223531640), (2, 111765820), (4, 55882910), (5, 44706328), (8, 27941455), (10, 22353164), (17, 13148920), (20, 11176582), (34, 6574460), (40, 5588291), (68, 3287230), (85, 2629784), (136, 1643615), (170, 1314892), (271, 824840), (340, 657446), (542, 412420), (680, 328723), (1084, 206210), (1213, 184280), (1355, 164968), (2168, 103105), (2426, 92140), (2710, 82484), (4607, 48520), (4852, 46070), (5420, 41242), (6065, 36856), (9214, 24260), (9704, 23035), (10840, 20621), (12130, 18428)]