321423872

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:330

約数の個数: 160

約数和(自身を含む): 829661184

約数和(自身を除く): 508237312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 77, 88, 112, 124, 128, 154, 176, 217, 224, 248, 256, 263, 308, 341, 352, 434, 448, 496, 512, 526, 616, 682, 704, 868, 896, 992, 1052, 1232, 1364, 1408, 1736, 1792, 1841, 1984, 2104, 2387, 2464, 2728, 2816, 2893, 3472, 3584, 3682, 3968, 4208, 4774, 4928, 5456, 5632, 5786, 6944, 7364, 7936, 8153, 8416, 9548, 9856, 10912, 11572, 13888, 14728, 15872, 16306, 16832, 19096, 19712, 20251, 21824, 23144, 27776, 29456, 32612, 33664, 38192, 39424, 40502, 43648, 46288, 55552, 57071, 58912, 65224, 67328, 76384, 81004, 87296, 89683, 92576, 111104, 114142, 117824, 130448, 134656, 152768, 162008, 174592, 179366, 185152, 228284, 235648, 260896, 305536, 324016, 358732, 370304, 456568, 471296, 521792, 611072, 627781, 648032, 717464, 740608, 913136, 942592, 1043584, 1222144, 1255562, 1296064, 1434928, 1481216, 1826272, 2087168, 2511124, 2592128, 2869856, 3652544, 4174336, 5022248, 5184256, 5739712, 7305088, 10044496, 10368512, 11479424, 14610176, 20088992, 22958848, 29220352, 40177984, 45917696, 80355968, 160711936, 321423872]

約数ペア:

[(1, 321423872), (2, 160711936), (4, 80355968), (7, 45917696), (8, 40177984), (11, 29220352), (14, 22958848), (16, 20088992), (22, 14610176), (28, 11479424), (31, 10368512), (32, 10044496), (44, 7305088), (56, 5739712), (62, 5184256), (64, 5022248), (77, 4174336), (88, 3652544), (112, 2869856), (124, 2592128), (128, 2511124), (154, 2087168), (176, 1826272), (217, 1481216), (224, 1434928), (248, 1296064), (256, 1255562), (263, 1222144), (308, 1043584), (341, 942592), (352, 913136), (434, 740608), (448, 717464), (496, 648032), (512, 627781), (526, 611072), (616, 521792), (682, 471296), (704, 456568), (868, 370304), (896, 358732), (992, 324016), (1052, 305536), (1232, 260896), (1364, 235648), (1408, 228284), (1736, 185152), (1792, 179366), (1841, 174592), (1984, 162008), (2104, 152768), (2387, 134656), (2464, 130448), (2728, 117824), (2816, 114142), (2893, 111104), (3472, 92576), (3584, 89683), (3682, 87296), (3968, 81004), (4208, 76384), (4774, 67328), (4928, 65224), (5456, 58912), (5632, 57071), (5786, 55552), (6944, 46288), (7364, 43648), (7936, 40502), (8153, 39424), (8416, 38192), (9548, 33664), (9856, 32612), (10912, 29456), (11572, 27776), (13888, 23144), (14728, 21824), (15872, 20251), (16306, 19712), (16832, 19096)]