221136480

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{151}}^1$

素因数の和:291

約数の個数: 240

約数和(自身を含む): 792548064

約数和(自身を除く): 571411584

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, 72, 80, 81, 90, 96, 108, 113, 120, 135, 144, 151, 160, 162, 180, 216, 226, 240, 270, 288, 302, 324, 339, 360, 405, 432, 452, 453, 480, 540, 565, 604, 648, 678, 720, 755, 810, 864, 904, 906, 1017, 1080, 1130, 1208, 1296, 1356, 1359, 1440, 1510, 1620, 1695, 1808, 1812, 2034, 2160, 2260, 2265, 2416, 2592, 2712, 2718, 3020, 3051, 3240, 3390, 3616, 3624, 4068, 4077, 4320, 4520, 4530, 4832, 5085, 5424, 5436, 6040, 6102, 6480, 6780, 6795, 7248, 8136, 8154, 9040, 9060, 9153, 10170, 10848, 10872, 12080, 12204, 12231, 12960, 13560, 13590, 14496, 15255, 16272, 16308, 17063, 18080, 18120, 18306, 20340, 20385, 21744, 24160, 24408, 24462, 27120, 27180, 30510, 32544, 32616, 34126, 36240, 36612, 40680, 40770, 43488, 45765, 48816, 48924, 51189, 54240, 54360, 61020, 61155, 65232, 68252, 72480, 73224, 81360, 81540, 85315, 91530, 97632, 97848, 102378, 108720, 122040, 122310, 130464, 136504, 146448, 153567, 162720, 163080, 170630, 183060, 195696, 204756, 217440, 244080, 244620, 255945, 273008, 292896, 307134, 326160, 341260, 366120, 391392, 409512, 460701, 488160, 489240, 511890, 546016, 614268, 652320, 682520, 732240, 767835, 819024, 921402, 978480, 1023780, 1228536, 1365040, 1382103, 1464480, 1535670, 1638048, 1842804, 1956960, 2047560, 2303505, 2457072, 2730080, 2764206, 3071340, 3685608, 4095120, 4607010, 4914144, 5528412, 6142680, 6910515, 7371216, 8190240, 9214020, 11056824, 12285360, 13821030, 14742432, 18428040, 22113648, 24570720, 27642060, 36856080, 44227296, 55284120, 73712160, 110568240, 221136480]

約数ペア:

[(1, 221136480), (2, 110568240), (3, 73712160), (4, 55284120), (5, 44227296), (6, 36856080), (8, 27642060), (9, 24570720), (10, 22113648), (12, 18428040), (15, 14742432), (16, 13821030), (18, 12285360), (20, 11056824), (24, 9214020), (27, 8190240), (30, 7371216), (32, 6910515), (36, 6142680), (40, 5528412), (45, 4914144), (48, 4607010), (54, 4095120), (60, 3685608), (72, 3071340), (80, 2764206), (81, 2730080), (90, 2457072), (96, 2303505), (108, 2047560), (113, 1956960), (120, 1842804), (135, 1638048), (144, 1535670), (151, 1464480), (160, 1382103), (162, 1365040), (180, 1228536), (216, 1023780), (226, 978480), (240, 921402), (270, 819024), (288, 767835), (302, 732240), (324, 682520), (339, 652320), (360, 614268), (405, 546016), (432, 511890), (452, 489240), (453, 488160), (480, 460701), (540, 409512), (565, 391392), (604, 366120), (648, 341260), (678, 326160), (720, 307134), (755, 292896), (810, 273008), (864, 255945), (904, 244620), (906, 244080), (1017, 217440), (1080, 204756), (1130, 195696), (1208, 183060), (1296, 170630), (1356, 163080), (1359, 162720), (1440, 153567), (1510, 146448), (1620, 136504), (1695, 130464), (1808, 122310), (1812, 122040), (2034, 108720), (2160, 102378), (2260, 97848), (2265, 97632), (2416, 91530), (2592, 85315), (2712, 81540), (2718, 81360), (3020, 73224), (3051, 72480), (3240, 68252), (3390, 65232), (3616, 61155), (3624, 61020), (4068, 54360), (4077, 54240), (4320, 51189), (4520, 48924), (4530, 48816), (4832, 45765), (5085, 43488), (5424, 40770), (5436, 40680), (6040, 36612), (6102, 36240), (6480, 34126), (6780, 32616), (6795, 32544), (7248, 30510), (8136, 27180), (8154, 27120), (9040, 24462), (9060, 24408), (9153, 24160), (10170, 21744), (10848, 20385), (10872, 20340), (12080, 18306), (12204, 18120), (12231, 18080), (12960, 17063), (13560, 16308), (13590, 16272), (14496, 15255)]