491863008

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 288

約数和(自身を含む): 1646894592

約数和(自身を除く): 1155031584

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 61, 71, 78, 84, 91, 96, 104, 112, 122, 142, 156, 168, 169, 182, 183, 208, 213, 224, 244, 273, 284, 312, 336, 338, 364, 366, 416, 426, 427, 488, 497, 507, 546, 568, 624, 672, 676, 728, 732, 793, 852, 854, 923, 976, 994, 1014, 1092, 1136, 1183, 1248, 1281, 1352, 1456, 1464, 1491, 1586, 1704, 1708, 1846, 1952, 1988, 2028, 2184, 2272, 2366, 2379, 2562, 2704, 2769, 2912, 2928, 2982, 3172, 3408, 3416, 3549, 3692, 3976, 4056, 4331, 4368, 4732, 4758, 5124, 5408, 5538, 5551, 5856, 5964, 6344, 6461, 6816, 6832, 7098, 7384, 7952, 8112, 8662, 8736, 9464, 9516, 10248, 10309, 11076, 11102, 11928, 11999, 12688, 12922, 12993, 13664, 14196, 14768, 15904, 16224, 16653, 17324, 18928, 19032, 19383, 20496, 20618, 22152, 22204, 23856, 23998, 25376, 25844, 25986, 28392, 29536, 30317, 30927, 33306, 34648, 35997, 37856, 38064, 38766, 40992, 41236, 44304, 44408, 47712, 47996, 51688, 51972, 56303, 56784, 60634, 61854, 66612, 69296, 71994, 72163, 76128, 77532, 82472, 83993, 88608, 88816, 90951, 95992, 103376, 103944, 112606, 113568, 121268, 123708, 133224, 138592, 143988, 144326, 155064, 164944, 167986, 168909, 177632, 181902, 191984, 206752, 207888, 216489, 225212, 242536, 247416, 251979, 266448, 287976, 288652, 310128, 329888, 335972, 337818, 363804, 383968, 394121, 415776, 432978, 450424, 485072, 494832, 503958, 532896, 575952, 577304, 620256, 671944, 675636, 727608, 731939, 788242, 865956, 900848, 970144, 989664, 1007916, 1151904, 1154608, 1182363, 1343888, 1351272, 1455216, 1463878, 1576484, 1731912, 1801696, 2015832, 2195817, 2309216, 2364726, 2687776, 2702544, 2910432, 2927756, 3152968, 3463824, 4031664, 4391634, 4729452, 5123573, 5405088, 5855512, 6305936, 6927648, 8063328, 8783268, 9458904, 10247146, 11711024, 12611872, 15370719, 17566536, 18917808, 20494292, 23422048, 30741438, 35133072, 37835616, 40988584, 61482876, 70266144, 81977168, 122965752, 163954336, 245931504, 491863008]

約数ペア:

[(1, 491863008), (2, 245931504), (3, 163954336), (4, 122965752), (6, 81977168), (7, 70266144), (8, 61482876), (12, 40988584), (13, 37835616), (14, 35133072), (16, 30741438), (21, 23422048), (24, 20494292), (26, 18917808), (28, 17566536), (32, 15370719), (39, 12611872), (42, 11711024), (48, 10247146), (52, 9458904), (56, 8783268), (61, 8063328), (71, 6927648), (78, 6305936), (84, 5855512), (91, 5405088), (96, 5123573), (104, 4729452), (112, 4391634), (122, 4031664), (142, 3463824), (156, 3152968), (168, 2927756), (169, 2910432), (182, 2702544), (183, 2687776), (208, 2364726), (213, 2309216), (224, 2195817), (244, 2015832), (273, 1801696), (284, 1731912), (312, 1576484), (336, 1463878), (338, 1455216), (364, 1351272), (366, 1343888), (416, 1182363), (426, 1154608), (427, 1151904), (488, 1007916), (497, 989664), (507, 970144), (546, 900848), (568, 865956), (624, 788242), (672, 731939), (676, 727608), (728, 675636), (732, 671944), (793, 620256), (852, 577304), (854, 575952), (923, 532896), (976, 503958), (994, 494832), (1014, 485072), (1092, 450424), (1136, 432978), (1183, 415776), (1248, 394121), (1281, 383968), (1352, 363804), (1456, 337818), (1464, 335972), (1491, 329888), (1586, 310128), (1704, 288652), (1708, 287976), (1846, 266448), (1952, 251979), (1988, 247416), (2028, 242536), (2184, 225212), (2272, 216489), (2366, 207888), (2379, 206752), (2562, 191984), (2704, 181902), (2769, 177632), (2912, 168909), (2928, 167986), (2982, 164944), (3172, 155064), (3408, 144326), (3416, 143988), (3549, 138592), (3692, 133224), (3976, 123708), (4056, 121268), (4331, 113568), (4368, 112606), (4732, 103944), (4758, 103376), (5124, 95992), (5408, 90951), (5538, 88816), (5551, 88608), (5856, 83993), (5964, 82472), (6344, 77532), (6461, 76128), (6816, 72163), (6832, 71994), (7098, 69296), (7384, 66612), (7952, 61854), (8112, 60634), (8662, 56784), (8736, 56303), (9464, 51972), (9516, 51688), (10248, 47996), (10309, 47712), (11076, 44408), (11102, 44304), (11928, 41236), (11999, 40992), (12688, 38766), (12922, 38064), (12993, 37856), (13664, 35997), (14196, 34648), (14768, 33306), (15904, 30927), (16224, 30317), (16653, 29536), (17324, 28392), (18928, 25986), (19032, 25844), (19383, 25376), (20496, 23998), (20618, 23856), (22152, 22204)]