80640672

素因数分解:

$2^5\times 3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 258048000

約数和(自身を除く): 177407328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 49, 56, 62, 79, 84, 93, 96, 98, 112, 124, 147, 158, 168, 186, 196, 217, 224, 237, 248, 294, 316, 336, 343, 372, 392, 434, 474, 496, 553, 588, 632, 651, 672, 686, 744, 784, 868, 948, 992, 1029, 1106, 1176, 1264, 1302, 1372, 1488, 1519, 1568, 1659, 1736, 1896, 2058, 2212, 2352, 2449, 2528, 2604, 2744, 2976, 3038, 3318, 3472, 3792, 3871, 4116, 4424, 4557, 4704, 4898, 5208, 5488, 6076, 6636, 6944, 7347, 7584, 7742, 8232, 8848, 9114, 9796, 10416, 10633, 10976, 11613, 12152, 13272, 14694, 15484, 16464, 17143, 17696, 18228, 19592, 20832, 21266, 23226, 24304, 26544, 27097, 29388, 30968, 31899, 32928, 34286, 36456, 39184, 42532, 46452, 48608, 51429, 53088, 54194, 58776, 61936, 63798, 68572, 72912, 78368, 81291, 85064, 92904, 102858, 108388, 117552, 120001, 123872, 127596, 137144, 145824, 162582, 170128, 185808, 205716, 216776, 235104, 240002, 255192, 274288, 325164, 340256, 360003, 371616, 411432, 433552, 480004, 510384, 548576, 650328, 720006, 822864, 840007, 867104, 960008, 1020768, 1300656, 1440012, 1645728, 1680014, 1920016, 2520021, 2601312, 2880024, 3360028, 3840032, 5040042, 5760048, 6720056, 10080084, 11520096, 13440112, 20160168, 26880224, 40320336, 80640672]

約数ペア:

[(1, 80640672), (2, 40320336), (3, 26880224), (4, 20160168), (6, 13440112), (7, 11520096), (8, 10080084), (12, 6720056), (14, 5760048), (16, 5040042), (21, 3840032), (24, 3360028), (28, 2880024), (31, 2601312), (32, 2520021), (42, 1920016), (48, 1680014), (49, 1645728), (56, 1440012), (62, 1300656), (79, 1020768), (84, 960008), (93, 867104), (96, 840007), (98, 822864), (112, 720006), (124, 650328), (147, 548576), (158, 510384), (168, 480004), (186, 433552), (196, 411432), (217, 371616), (224, 360003), (237, 340256), (248, 325164), (294, 274288), (316, 255192), (336, 240002), (343, 235104), (372, 216776), (392, 205716), (434, 185808), (474, 170128), (496, 162582), (553, 145824), (588, 137144), (632, 127596), (651, 123872), (672, 120001), (686, 117552), (744, 108388), (784, 102858), (868, 92904), (948, 85064), (992, 81291), (1029, 78368), (1106, 72912), (1176, 68572), (1264, 63798), (1302, 61936), (1372, 58776), (1488, 54194), (1519, 53088), (1568, 51429), (1659, 48608), (1736, 46452), (1896, 42532), (2058, 39184), (2212, 36456), (2352, 34286), (2449, 32928), (2528, 31899), (2604, 30968), (2744, 29388), (2976, 27097), (3038, 26544), (3318, 24304), (3472, 23226), (3792, 21266), (3871, 20832), (4116, 19592), (4424, 18228), (4557, 17696), (4704, 17143), (4898, 16464), (5208, 15484), (5488, 14694), (6076, 13272), (6636, 12152), (6944, 11613), (7347, 10976), (7584, 10633), (7742, 10416), (8232, 9796), (8848, 9114)]