85511520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1445

約数の個数: 144

約数和(自身を含む): 298810512

約数和(自身を除く): 213298992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 1032, 1290, 1376, 1381, 1440, 1548, 1720, 1935, 2064, 2580, 2762, 3096, 3440, 3870, 4128, 4143, 5160, 5524, 6192, 6880, 6905, 7740, 8286, 10320, 11048, 12384, 12429, 13810, 15480, 16572, 20640, 20715, 22096, 24858, 27620, 30960, 33144, 41430, 44192, 49716, 55240, 59383, 61920, 62145, 66288, 82860, 99432, 110480, 118766, 124290, 132576, 165720, 178149, 198864, 220960, 237532, 248580, 296915, 331440, 356298, 397728, 475064, 497160, 534447, 593830, 662880, 712596, 890745, 950128, 994320, 1068894, 1187660, 1425192, 1781490, 1900256, 1988640, 2137788, 2375320, 2672235, 2850384, 3562980, 4275576, 4750640, 5344470, 5700768, 7125960, 8551152, 9501280, 10688940, 14251920, 17102304, 21377880, 28503840, 42755760, 85511520]

約数ペア:

[(1, 85511520), (2, 42755760), (3, 28503840), (4, 21377880), (5, 17102304), (6, 14251920), (8, 10688940), (9, 9501280), (10, 8551152), (12, 7125960), (15, 5700768), (16, 5344470), (18, 4750640), (20, 4275576), (24, 3562980), (30, 2850384), (32, 2672235), (36, 2375320), (40, 2137788), (43, 1988640), (45, 1900256), (48, 1781490), (60, 1425192), (72, 1187660), (80, 1068894), (86, 994320), (90, 950128), (96, 890745), (120, 712596), (129, 662880), (144, 593830), (160, 534447), (172, 497160), (180, 475064), (215, 397728), (240, 356298), (258, 331440), (288, 296915), (344, 248580), (360, 237532), (387, 220960), (430, 198864), (480, 178149), (516, 165720), (645, 132576), (688, 124290), (720, 118766), (774, 110480), (860, 99432), (1032, 82860), (1290, 66288), (1376, 62145), (1381, 61920), (1440, 59383), (1548, 55240), (1720, 49716), (1935, 44192), (2064, 41430), (2580, 33144), (2762, 30960), (3096, 27620), (3440, 24858), (3870, 22096), (4128, 20715), (4143, 20640), (5160, 16572), (5524, 15480), (6192, 13810), (6880, 12429), (6905, 12384), (7740, 11048), (8286, 10320)]