72378040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3541}}^1$

素因数の和:3632

約数の個数: 64

約数和(自身を含む): 188717760

約数和(自身を除く): 116339720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 3541, 4088, 5110, 7082, 10220, 14164, 17705, 20440, 24787, 28328, 35410, 49574, 70820, 99148, 123935, 141640, 198296, 247870, 258493, 495740, 516986, 991480, 1033972, 1292465, 1809451, 2067944, 2584930, 3618902, 5169860, 7237804, 9047255, 10339720, 14475608, 18094510, 36189020, 72378040]

約数ペア:

[(1, 72378040), (2, 36189020), (4, 18094510), (5, 14475608), (7, 10339720), (8, 9047255), (10, 7237804), (14, 5169860), (20, 3618902), (28, 2584930), (35, 2067944), (40, 1809451), (56, 1292465), (70, 1033972), (73, 991480), (140, 516986), (146, 495740), (280, 258493), (292, 247870), (365, 198296), (511, 141640), (584, 123935), (730, 99148), (1022, 70820), (1460, 49574), (2044, 35410), (2555, 28328), (2920, 24787), (3541, 20440), (4088, 17705), (5110, 14164), (7082, 10220)]