285731208

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^2$

素因数の和:356

約数の個数: 144

約数和(自身を含む): 928774080

約数和(自身を除く): 643042872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 157, 161, 168, 184, 207, 252, 276, 314, 322, 414, 471, 483, 504, 552, 628, 644, 828, 942, 966, 1099, 1256, 1288, 1413, 1449, 1656, 1884, 1932, 2198, 2826, 2898, 3297, 3611, 3768, 3864, 4396, 5652, 5796, 6594, 7222, 8792, 9891, 10833, 11304, 11592, 13188, 14444, 19782, 21666, 24649, 25277, 26376, 28888, 32499, 39564, 43332, 49298, 50554, 64998, 73947, 75831, 79128, 86664, 98596, 101108, 129996, 147894, 151662, 172543, 197192, 202216, 221841, 227493, 259992, 295788, 303324, 345086, 443682, 454986, 517629, 566927, 591576, 606648, 690172, 887364, 909972, 1035258, 1133854, 1380344, 1552887, 1700781, 1774728, 1819944, 2070516, 2267708, 3105774, 3401562, 3968489, 4141032, 4535416, 5102343, 6211548, 6803124, 7936978, 10204686, 11905467, 12423096, 13606248, 15873956, 20409372, 23810934, 31747912, 35716401, 40818744, 47621868, 71432802, 95243736, 142865604, 285731208]

約数ペア:

[(1, 285731208), (2, 142865604), (3, 95243736), (4, 71432802), (6, 47621868), (7, 40818744), (8, 35716401), (9, 31747912), (12, 23810934), (14, 20409372), (18, 15873956), (21, 13606248), (23, 12423096), (24, 11905467), (28, 10204686), (36, 7936978), (42, 6803124), (46, 6211548), (56, 5102343), (63, 4535416), (69, 4141032), (72, 3968489), (84, 3401562), (92, 3105774), (126, 2267708), (138, 2070516), (157, 1819944), (161, 1774728), (168, 1700781), (184, 1552887), (207, 1380344), (252, 1133854), (276, 1035258), (314, 909972), (322, 887364), (414, 690172), (471, 606648), (483, 591576), (504, 566927), (552, 517629), (628, 454986), (644, 443682), (828, 345086), (942, 303324), (966, 295788), (1099, 259992), (1256, 227493), (1288, 221841), (1413, 202216), (1449, 197192), (1656, 172543), (1884, 151662), (1932, 147894), (2198, 129996), (2826, 101108), (2898, 98596), (3297, 86664), (3611, 79128), (3768, 75831), (3864, 73947), (4396, 64998), (5652, 50554), (5796, 49298), (6594, 43332), (7222, 39564), (8792, 32499), (9891, 28888), (10833, 26376), (11304, 25277), (11592, 24649), (13188, 21666), (14444, 19782)]