7258920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 21954240

約数和(自身を除く): 14695320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 251, 482, 502, 723, 753, 964, 1004, 1205, 1255, 1446, 1506, 1928, 2008, 2410, 2510, 2892, 3012, 3615, 3765, 4820, 5020, 5784, 6024, 7230, 7530, 9640, 10040, 14460, 15060, 28920, 30120, 60491, 120982, 181473, 241964, 302455, 362946, 483928, 604910, 725892, 907365, 1209820, 1451784, 1814730, 2419640, 3629460, 7258920]

約数ペア:

[(1, 7258920), (2, 3629460), (3, 2419640), (4, 1814730), (5, 1451784), (6, 1209820), (8, 907365), (10, 725892), (12, 604910), (15, 483928), (20, 362946), (24, 302455), (30, 241964), (40, 181473), (60, 120982), (120, 60491), (241, 30120), (251, 28920), (482, 15060), (502, 14460), (723, 10040), (753, 9640), (964, 7530), (1004, 7230), (1205, 6024), (1255, 5784), (1446, 5020), (1506, 4820), (1928, 3765), (2008, 3615), (2410, 3012), (2510, 2892)]