205899840

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23831}}^1$

素因数の和:23857

約数の個数: 112

約数和(自身を含む): 726399360

約数和(自身を除く): 520499520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 23831, 47662, 71493, 95324, 119155, 142986, 190648, 214479, 238310, 285972, 357465, 381296, 428958, 476620, 571944, 643437, 714930, 762592, 857916, 953240, 1072395, 1143888, 1286874, 1429860, 1525184, 1715832, 1906480, 2144790, 2287776, 2573748, 2859720, 3217185, 3431664, 3812960, 4289580, 4575552, 5147496, 5719440, 6434370, 6863328, 7625920, 8579160, 10294992, 11438880, 12868740, 13726656, 17158320, 20589984, 22877760, 25737480, 34316640, 41179968, 51474960, 68633280, 102949920, 205899840]

約数ペア:

[(1, 205899840), (2, 102949920), (3, 68633280), (4, 51474960), (5, 41179968), (6, 34316640), (8, 25737480), (9, 22877760), (10, 20589984), (12, 17158320), (15, 13726656), (16, 12868740), (18, 11438880), (20, 10294992), (24, 8579160), (27, 7625920), (30, 6863328), (32, 6434370), (36, 5719440), (40, 5147496), (45, 4575552), (48, 4289580), (54, 3812960), (60, 3431664), (64, 3217185), (72, 2859720), (80, 2573748), (90, 2287776), (96, 2144790), (108, 1906480), (120, 1715832), (135, 1525184), (144, 1429860), (160, 1286874), (180, 1143888), (192, 1072395), (216, 953240), (240, 857916), (270, 762592), (288, 714930), (320, 643437), (360, 571944), (432, 476620), (480, 428958), (540, 381296), (576, 357465), (720, 285972), (864, 238310), (960, 214479), (1080, 190648), (1440, 142986), (1728, 119155), (2160, 95324), (2880, 71493), (4320, 47662), (8640, 23831)]