172327240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{277}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 395516160

約数和(自身を除く): 223188920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 151, 206, 277, 302, 412, 515, 554, 604, 755, 824, 1030, 1108, 1208, 1385, 1510, 2060, 2216, 2770, 3020, 4120, 5540, 6040, 11080, 15553, 28531, 31106, 41827, 57062, 62212, 77765, 83654, 114124, 124424, 142655, 155530, 167308, 209135, 228248, 285310, 311060, 334616, 418270, 570620, 622120, 836540, 1141240, 1673080, 4308181, 8616362, 17232724, 21540905, 34465448, 43081810, 86163620, 172327240]

約数ペア:

[(1, 172327240), (2, 86163620), (4, 43081810), (5, 34465448), (8, 21540905), (10, 17232724), (20, 8616362), (40, 4308181), (103, 1673080), (151, 1141240), (206, 836540), (277, 622120), (302, 570620), (412, 418270), (515, 334616), (554, 311060), (604, 285310), (755, 228248), (824, 209135), (1030, 167308), (1108, 155530), (1208, 142655), (1385, 124424), (1510, 114124), (2060, 83654), (2216, 77765), (2770, 62212), (3020, 57062), (4120, 41827), (5540, 31106), (6040, 28531), (11080, 15553)]