1561709184

素因数分解:

$2^7\times 3^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:276

約数の個数: 256

約数和(自身を含む): 4935168000

約数和(自身を除く): 3373458816

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 71, 84, 96, 98, 112, 128, 142, 147, 167, 168, 192, 196, 213, 224, 284, 294, 334, 336, 343, 384, 392, 426, 448, 497, 501, 568, 588, 668, 672, 686, 784, 852, 896, 994, 1002, 1029, 1136, 1169, 1176, 1336, 1344, 1372, 1491, 1568, 1704, 1988, 2004, 2058, 2272, 2338, 2352, 2672, 2688, 2744, 2982, 3136, 3408, 3479, 3507, 3976, 4008, 4116, 4544, 4676, 4704, 5344, 5488, 5964, 6272, 6816, 6958, 7014, 7952, 8016, 8183, 8232, 9088, 9352, 9408, 10437, 10688, 10976, 11857, 11928, 13632, 13916, 14028, 15904, 16032, 16366, 16464, 18704, 18816, 20874, 21376, 21952, 23714, 23856, 24353, 24549, 27264, 27832, 28056, 31808, 32064, 32732, 32928, 35571, 37408, 41748, 43904, 47428, 47712, 48706, 49098, 55664, 56112, 57281, 63616, 64128, 65464, 65856, 71142, 73059, 74816, 82999, 83496, 94856, 95424, 97412, 98196, 111328, 112224, 114562, 130928, 131712, 142284, 146118, 149632, 165998, 166992, 171843, 189712, 190848, 194824, 196392, 222656, 224448, 229124, 248997, 261856, 284568, 292236, 331996, 333984, 343686, 379424, 389648, 392784, 445312, 448896, 458248, 497994, 523712, 569136, 580993, 584472, 663992, 667968, 687372, 758848, 779296, 785568, 916496, 995988, 1047424, 1138272, 1161986, 1168944, 1327984, 1335936, 1374744, 1517696, 1558592, 1571136, 1742979, 1832992, 1991976, 2276544, 2323972, 2337888, 2655968, 2749488, 3117184, 3142272, 3485958, 3665984, 3983952, 4066951, 4553088, 4647944, 4675776, 5311936, 5498976, 6971916, 7331968, 7967904, 8133902, 9295888, 9351552, 10623872, 10997952, 12200853, 13943832, 15935808, 16267804, 18591776, 21995904, 24401706, 27887664, 31871616, 32535608, 37183552, 48803412, 55775328, 65071216, 74367104, 97606824, 111550656, 130142432, 195213648, 223101312, 260284864, 390427296, 520569728, 780854592, 1561709184]

約数ペア:

[(1, 1561709184), (2, 780854592), (3, 520569728), (4, 390427296), (6, 260284864), (7, 223101312), (8, 195213648), (12, 130142432), (14, 111550656), (16, 97606824), (21, 74367104), (24, 65071216), (28, 55775328), (32, 48803412), (42, 37183552), (48, 32535608), (49, 31871616), (56, 27887664), (64, 24401706), (71, 21995904), (84, 18591776), (96, 16267804), (98, 15935808), (112, 13943832), (128, 12200853), (142, 10997952), (147, 10623872), (167, 9351552), (168, 9295888), (192, 8133902), (196, 7967904), (213, 7331968), (224, 6971916), (284, 5498976), (294, 5311936), (334, 4675776), (336, 4647944), (343, 4553088), (384, 4066951), (392, 3983952), (426, 3665984), (448, 3485958), (497, 3142272), (501, 3117184), (568, 2749488), (588, 2655968), (668, 2337888), (672, 2323972), (686, 2276544), (784, 1991976), (852, 1832992), (896, 1742979), (994, 1571136), (1002, 1558592), (1029, 1517696), (1136, 1374744), (1169, 1335936), (1176, 1327984), (1336, 1168944), (1344, 1161986), (1372, 1138272), (1491, 1047424), (1568, 995988), (1704, 916496), (1988, 785568), (2004, 779296), (2058, 758848), (2272, 687372), (2338, 667968), (2352, 663992), (2672, 584472), (2688, 580993), (2744, 569136), (2982, 523712), (3136, 497994), (3408, 458248), (3479, 448896), (3507, 445312), (3976, 392784), (4008, 389648), (4116, 379424), (4544, 343686), (4676, 333984), (4704, 331996), (5344, 292236), (5488, 284568), (5964, 261856), (6272, 248997), (6816, 229124), (6958, 224448), (7014, 222656), (7952, 196392), (8016, 194824), (8183, 190848), (8232, 189712), (9088, 171843), (9352, 166992), (9408, 165998), (10437, 149632), (10688, 146118), (10976, 142284), (11857, 131712), (11928, 130928), (13632, 114562), (13916, 112224), (14028, 111328), (15904, 98196), (16032, 97412), (16366, 95424), (16464, 94856), (18704, 83496), (18816, 82999), (20874, 74816), (21376, 73059), (21952, 71142), (23714, 65856), (23856, 65464), (24353, 64128), (24549, 63616), (27264, 57281), (27832, 56112), (28056, 55664), (31808, 49098), (32064, 48706), (32732, 47712), (32928, 47428), (35571, 43904), (37408, 41748)]