321479424

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:703

約数の個数: 216

約数和(自身を含む): 1095191552

約数和(自身を除く): 773712128

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 64, 72, 84, 93, 96, 112, 124, 126, 128, 144, 168, 186, 192, 217, 224, 248, 252, 256, 279, 288, 336, 372, 384, 434, 448, 496, 504, 558, 576, 643, 651, 672, 744, 768, 868, 896, 992, 1008, 1116, 1152, 1286, 1302, 1344, 1488, 1736, 1792, 1929, 1953, 1984, 2016, 2232, 2304, 2572, 2604, 2688, 2976, 3472, 3858, 3906, 3968, 4032, 4464, 4501, 5144, 5208, 5376, 5787, 5952, 6944, 7716, 7812, 7936, 8064, 8928, 9002, 10288, 10416, 11574, 11904, 13503, 13888, 15432, 15624, 16128, 17856, 18004, 19933, 20576, 20832, 23148, 23808, 27006, 27776, 30864, 31248, 35712, 36008, 39866, 40509, 41152, 41664, 46296, 54012, 55552, 59799, 61728, 62496, 71424, 72016, 79732, 81018, 82304, 83328, 92592, 108024, 119598, 123456, 124992, 139531, 144032, 159464, 162036, 164608, 166656, 179397, 185184, 216048, 239196, 246912, 249984, 279062, 288064, 318928, 324072, 358794, 370368, 418593, 432096, 478392, 493824, 499968, 558124, 576128, 637856, 648144, 717588, 740736, 837186, 864192, 956784, 1116248, 1152256, 1255779, 1275712, 1296288, 1435176, 1481472, 1674372, 1728384, 1913568, 2232496, 2511558, 2551424, 2592576, 2870352, 3348744, 3456768, 3827136, 4464992, 5023116, 5102848, 5185152, 5740704, 6697488, 7654272, 8929984, 10046232, 10370304, 11481408, 13394976, 15308544, 17859968, 20092464, 22962816, 26789952, 35719936, 40184928, 45925632, 53579904, 80369856, 107159808, 160739712, 321479424]

約数ペア:

[(1, 321479424), (2, 160739712), (3, 107159808), (4, 80369856), (6, 53579904), (7, 45925632), (8, 40184928), (9, 35719936), (12, 26789952), (14, 22962816), (16, 20092464), (18, 17859968), (21, 15308544), (24, 13394976), (28, 11481408), (31, 10370304), (32, 10046232), (36, 8929984), (42, 7654272), (48, 6697488), (56, 5740704), (62, 5185152), (63, 5102848), (64, 5023116), (72, 4464992), (84, 3827136), (93, 3456768), (96, 3348744), (112, 2870352), (124, 2592576), (126, 2551424), (128, 2511558), (144, 2232496), (168, 1913568), (186, 1728384), (192, 1674372), (217, 1481472), (224, 1435176), (248, 1296288), (252, 1275712), (256, 1255779), (279, 1152256), (288, 1116248), (336, 956784), (372, 864192), (384, 837186), (434, 740736), (448, 717588), (496, 648144), (504, 637856), (558, 576128), (576, 558124), (643, 499968), (651, 493824), (672, 478392), (744, 432096), (768, 418593), (868, 370368), (896, 358794), (992, 324072), (1008, 318928), (1116, 288064), (1152, 279062), (1286, 249984), (1302, 246912), (1344, 239196), (1488, 216048), (1736, 185184), (1792, 179397), (1929, 166656), (1953, 164608), (1984, 162036), (2016, 159464), (2232, 144032), (2304, 139531), (2572, 124992), (2604, 123456), (2688, 119598), (2976, 108024), (3472, 92592), (3858, 83328), (3906, 82304), (3968, 81018), (4032, 79732), (4464, 72016), (4501, 71424), (5144, 62496), (5208, 61728), (5376, 59799), (5787, 55552), (5952, 54012), (6944, 46296), (7716, 41664), (7812, 41152), (7936, 40509), (8064, 39866), (8928, 36008), (9002, 35712), (10288, 31248), (10416, 30864), (11574, 27776), (11904, 27006), (13503, 23808), (13888, 23148), (15432, 20832), (15624, 20576), (16128, 19933), (17856, 18004)]