309005280

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{211}}^1$

素因数の和:351

約数の個数: 240

約数和(自身を含む): 1105395984

約数和(自身を除く): 796390704

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, 160, 162, 180, 211, 216, 226, 240, 270, 288, 324, 339, 360, 405, 422, 432, 452, 480, 540, 565, 633, 648, 678, 720, 810, 844, 864, 904, 1017, 1055, 1080, 1130, 1266, 1296, 1356, 1440, 1620, 1688, 1695, 1808, 1899, 2034, 2110, 2160, 2260, 2532, 2592, 2712, 3051, 3165, 3240, 3376, 3390, 3616, 3798, 4068, 4220, 4320, 4520, 5064, 5085, 5424, 5697, 6102, 6330, 6480, 6752, 6780, 7596, 8136, 8440, 9040, 9153, 9495, 10128, 10170, 10848, 11394, 12204, 12660, 12960, 13560, 15192, 15255, 16272, 16880, 17091, 18080, 18306, 18990, 20256, 20340, 22788, 23843, 24408, 25320, 27120, 28485, 30384, 30510, 32544, 33760, 34182, 36612, 37980, 40680, 45576, 45765, 47686, 48816, 50640, 54240, 56970, 60768, 61020, 68364, 71529, 73224, 75960, 81360, 85455, 91152, 91530, 95372, 97632, 101280, 113940, 119215, 122040, 136728, 143058, 146448, 151920, 162720, 170910, 182304, 183060, 190744, 214587, 227880, 238430, 244080, 273456, 286116, 292896, 303840, 341820, 357645, 366120, 381488, 429174, 455760, 476860, 488160, 546912, 572232, 643761, 683640, 715290, 732240, 762976, 858348, 911520, 953720, 1072935, 1144464, 1287522, 1367280, 1430580, 1464480, 1716696, 1907440, 1931283, 2145870, 2288928, 2575044, 2734560, 2861160, 3218805, 3433392, 3814880, 3862566, 4291740, 5150088, 5722320, 6437610, 6866784, 7725132, 8583480, 9656415, 10300176, 11444640, 12875220, 15450264, 17166960, 19312830, 20600352, 25750440, 30900528, 34333920, 38625660, 51500880, 61801056, 77251320, 103001760, 154502640, 309005280]

約数ペア:

[(1, 309005280), (2, 154502640), (3, 103001760), (4, 77251320), (5, 61801056), (6, 51500880), (8, 38625660), (9, 34333920), (10, 30900528), (12, 25750440), (15, 20600352), (16, 19312830), (18, 17166960), (20, 15450264), (24, 12875220), (27, 11444640), (30, 10300176), (32, 9656415), (36, 8583480), (40, 7725132), (45, 6866784), (48, 6437610), (54, 5722320), (60, 5150088), (72, 4291740), (80, 3862566), (81, 3814880), (90, 3433392), (96, 3218805), (108, 2861160), (113, 2734560), (120, 2575044), (135, 2288928), (144, 2145870), (160, 1931283), (162, 1907440), (180, 1716696), (211, 1464480), (216, 1430580), (226, 1367280), (240, 1287522), (270, 1144464), (288, 1072935), (324, 953720), (339, 911520), (360, 858348), (405, 762976), (422, 732240), (432, 715290), (452, 683640), (480, 643761), (540, 572232), (565, 546912), (633, 488160), (648, 476860), (678, 455760), (720, 429174), (810, 381488), (844, 366120), (864, 357645), (904, 341820), (1017, 303840), (1055, 292896), (1080, 286116), (1130, 273456), (1266, 244080), (1296, 238430), (1356, 227880), (1440, 214587), (1620, 190744), (1688, 183060), (1695, 182304), (1808, 170910), (1899, 162720), (2034, 151920), (2110, 146448), (2160, 143058), (2260, 136728), (2532, 122040), (2592, 119215), (2712, 113940), (3051, 101280), (3165, 97632), (3240, 95372), (3376, 91530), (3390, 91152), (3616, 85455), (3798, 81360), (4068, 75960), (4220, 73224), (4320, 71529), (4520, 68364), (5064, 61020), (5085, 60768), (5424, 56970), (5697, 54240), (6102, 50640), (6330, 48816), (6480, 47686), (6752, 45765), (6780, 45576), (7596, 40680), (8136, 37980), (8440, 36612), (9040, 34182), (9153, 33760), (9495, 32544), (10128, 30510), (10170, 30384), (10848, 28485), (11394, 27120), (12204, 25320), (12660, 24408), (12960, 23843), (13560, 22788), (15192, 20340), (15255, 20256), (16272, 18990), (16880, 18306), (17091, 18080)]