247520040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47969}}^1$

素因数の和:48026

約数の個数: 64

約数和(自身を含む): 759844800

約数和(自身を除く): 512324760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 47969, 95938, 143907, 191876, 239845, 287814, 383752, 479690, 575628, 719535, 959380, 1151256, 1439070, 1918760, 2062667, 2878140, 4125334, 5756280, 6188001, 8250668, 10313335, 12376002, 16501336, 20626670, 24752004, 30940005, 41253340, 49504008, 61880010, 82506680, 123760020, 247520040]

約数ペア:

[(1, 247520040), (2, 123760020), (3, 82506680), (4, 61880010), (5, 49504008), (6, 41253340), (8, 30940005), (10, 24752004), (12, 20626670), (15, 16501336), (20, 12376002), (24, 10313335), (30, 8250668), (40, 6188001), (43, 5756280), (60, 4125334), (86, 2878140), (120, 2062667), (129, 1918760), (172, 1439070), (215, 1151256), (258, 959380), (344, 719535), (430, 575628), (516, 479690), (645, 383752), (860, 287814), (1032, 239845), (1290, 191876), (1720, 143907), (2580, 95938), (5160, 47969)]