28872120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{14153}}^1$

素因数の和:14184

約数の個数: 64

約数和(自身を含む): 91717920

約数和(自身を除く): 62845800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 14153, 28306, 42459, 56612, 70765, 84918, 113224, 141530, 169836, 212295, 240601, 283060, 339672, 424590, 481202, 566120, 721803, 849180, 962404, 1203005, 1443606, 1698360, 1924808, 2406010, 2887212, 3609015, 4812020, 5774424, 7218030, 9624040, 14436060, 28872120]

約数ペア:

[(1, 28872120), (2, 14436060), (3, 9624040), (4, 7218030), (5, 5774424), (6, 4812020), (8, 3609015), (10, 2887212), (12, 2406010), (15, 1924808), (17, 1698360), (20, 1443606), (24, 1203005), (30, 962404), (34, 849180), (40, 721803), (51, 566120), (60, 481202), (68, 424590), (85, 339672), (102, 283060), (120, 240601), (136, 212295), (170, 169836), (204, 141530), (255, 113224), (340, 84918), (408, 70765), (510, 56612), (680, 42459), (1020, 28306), (2040, 14153)]