398877696

素因数分解:

$2^{10}\times 3^5\times 7^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 264

約数和(自身を含む): 1370998720

約数和(自身を除く): 972121024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 128, 144, 162, 168, 189, 192, 216, 224, 229, 243, 252, 256, 288, 324, 336, 378, 384, 432, 448, 458, 486, 504, 512, 567, 576, 648, 672, 687, 756, 768, 864, 896, 916, 972, 1008, 1024, 1134, 1152, 1296, 1344, 1374, 1512, 1536, 1603, 1701, 1728, 1792, 1832, 1944, 2016, 2061, 2268, 2304, 2592, 2688, 2748, 3024, 3072, 3206, 3402, 3456, 3584, 3664, 3888, 4032, 4122, 4536, 4608, 4809, 5184, 5376, 5496, 6048, 6183, 6412, 6804, 6912, 7168, 7328, 7776, 8064, 8244, 9072, 9216, 9618, 10368, 10752, 10992, 12096, 12366, 12824, 13608, 13824, 14427, 14656, 15552, 16128, 16488, 18144, 18549, 19236, 20736, 21504, 21984, 24192, 24732, 25648, 27216, 27648, 28854, 29312, 31104, 32256, 32976, 36288, 37098, 38472, 41472, 43281, 43968, 48384, 49464, 51296, 54432, 55647, 57708, 58624, 62208, 64512, 65952, 72576, 74196, 76944, 82944, 86562, 87936, 96768, 98928, 102592, 108864, 111294, 115416, 117248, 124416, 129843, 131904, 145152, 148392, 153888, 173124, 175872, 193536, 197856, 205184, 217728, 222588, 230832, 234496, 248832, 259686, 263808, 290304, 296784, 307776, 346248, 351744, 389529, 395712, 410368, 435456, 445176, 461664, 519372, 527616, 580608, 593568, 615552, 692496, 703488, 779058, 791424, 820736, 870912, 890352, 923328, 1038744, 1055232, 1187136, 1231104, 1384992, 1558116, 1582848, 1641472, 1741824, 1780704, 1846656, 2077488, 2110464, 2374272, 2462208, 2769984, 3116232, 3165696, 3561408, 3693312, 4154976, 4748544, 4924416, 5539968, 6232464, 6331392, 7122816, 7386624, 8309952, 9497088, 11079936, 12464928, 14245632, 14773248, 16619904, 18994176, 22159872, 24929856, 28491264, 33239808, 44319744, 49859712, 56982528, 66479616, 99719424, 132959232, 199438848, 398877696]

約数ペア:

[(1, 398877696), (2, 199438848), (3, 132959232), (4, 99719424), (6, 66479616), (7, 56982528), (8, 49859712), (9, 44319744), (12, 33239808), (14, 28491264), (16, 24929856), (18, 22159872), (21, 18994176), (24, 16619904), (27, 14773248), (28, 14245632), (32, 12464928), (36, 11079936), (42, 9497088), (48, 8309952), (54, 7386624), (56, 7122816), (63, 6331392), (64, 6232464), (72, 5539968), (81, 4924416), (84, 4748544), (96, 4154976), (108, 3693312), (112, 3561408), (126, 3165696), (128, 3116232), (144, 2769984), (162, 2462208), (168, 2374272), (189, 2110464), (192, 2077488), (216, 1846656), (224, 1780704), (229, 1741824), (243, 1641472), (252, 1582848), (256, 1558116), (288, 1384992), (324, 1231104), (336, 1187136), (378, 1055232), (384, 1038744), (432, 923328), (448, 890352), (458, 870912), (486, 820736), (504, 791424), (512, 779058), (567, 703488), (576, 692496), (648, 615552), (672, 593568), (687, 580608), (756, 527616), (768, 519372), (864, 461664), (896, 445176), (916, 435456), (972, 410368), (1008, 395712), (1024, 389529), (1134, 351744), (1152, 346248), (1296, 307776), (1344, 296784), (1374, 290304), (1512, 263808), (1536, 259686), (1603, 248832), (1701, 234496), (1728, 230832), (1792, 222588), (1832, 217728), (1944, 205184), (2016, 197856), (2061, 193536), (2268, 175872), (2304, 173124), (2592, 153888), (2688, 148392), (2748, 145152), (3024, 131904), (3072, 129843), (3206, 124416), (3402, 117248), (3456, 115416), (3584, 111294), (3664, 108864), (3888, 102592), (4032, 98928), (4122, 96768), (4536, 87936), (4608, 86562), (4809, 82944), (5184, 76944), (5376, 74196), (5496, 72576), (6048, 65952), (6183, 64512), (6412, 62208), (6804, 58624), (6912, 57708), (7168, 55647), (7328, 54432), (7776, 51296), (8064, 49464), (8244, 48384), (9072, 43968), (9216, 43281), (9618, 41472), (10368, 38472), (10752, 37098), (10992, 36288), (12096, 32976), (12366, 32256), (12824, 31104), (13608, 29312), (13824, 28854), (14427, 27648), (14656, 27216), (15552, 25648), (16128, 24732), (16488, 24192), (18144, 21984), (18549, 21504), (19236, 20736)]