77212440

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{23831}}^1$

素因数の和:23854

約数の個数: 80

約数和(自身を含む): 259530480

約数和(自身を除く): 182318040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 23831, 47662, 71493, 95324, 119155, 142986, 190648, 214479, 238310, 285972, 357465, 428958, 476620, 571944, 643437, 714930, 857916, 953240, 1072395, 1286874, 1429860, 1715832, 1930311, 2144790, 2573748, 2859720, 3217185, 3860622, 4289580, 5147496, 6434370, 7721244, 8579160, 9651555, 12868740, 15442488, 19303110, 25737480, 38606220, 77212440]

約数ペア:

[(1, 77212440), (2, 38606220), (3, 25737480), (4, 19303110), (5, 15442488), (6, 12868740), (8, 9651555), (9, 8579160), (10, 7721244), (12, 6434370), (15, 5147496), (18, 4289580), (20, 3860622), (24, 3217185), (27, 2859720), (30, 2573748), (36, 2144790), (40, 1930311), (45, 1715832), (54, 1429860), (60, 1286874), (72, 1072395), (81, 953240), (90, 857916), (108, 714930), (120, 643437), (135, 571944), (162, 476620), (180, 428958), (216, 357465), (270, 285972), (324, 238310), (360, 214479), (405, 190648), (540, 142986), (648, 119155), (810, 95324), (1080, 71493), (1620, 47662), (3240, 23831)]