247859136

素因数分解:

$2^6\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 224

約数和(自身を含む): 860917760

約数和(自身を除く): 613058624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 64, 72, 84, 93, 96, 108, 112, 124, 126, 144, 168, 186, 189, 192, 216, 217, 224, 248, 252, 279, 288, 336, 372, 378, 432, 434, 448, 496, 504, 558, 576, 651, 661, 672, 744, 756, 837, 864, 868, 992, 1008, 1116, 1302, 1322, 1344, 1488, 1512, 1674, 1728, 1736, 1953, 1983, 1984, 2016, 2232, 2604, 2644, 2976, 3024, 3348, 3472, 3906, 3966, 4032, 4464, 4627, 5208, 5288, 5859, 5949, 5952, 6048, 6696, 6944, 7812, 7932, 8928, 9254, 10416, 10576, 11718, 11898, 12096, 13392, 13881, 13888, 15624, 15864, 17847, 17856, 18508, 20491, 20832, 21152, 23436, 23796, 26784, 27762, 31248, 31728, 35694, 37016, 40982, 41643, 41664, 42304, 46872, 47592, 53568, 55524, 61473, 62496, 63456, 71388, 74032, 81964, 83286, 93744, 95184, 111048, 122946, 124929, 124992, 126912, 142776, 143437, 148064, 163928, 166572, 184419, 187488, 190368, 222096, 245892, 249858, 285552, 286874, 296128, 327856, 333144, 368838, 374976, 380736, 430311, 444192, 491784, 499716, 553257, 571104, 573748, 655712, 666288, 737676, 860622, 888384, 983568, 999432, 1106514, 1142208, 1147496, 1290933, 1311424, 1332576, 1475352, 1721244, 1967136, 1998864, 2213028, 2294992, 2581866, 2665152, 2950704, 3442488, 3872799, 3934272, 3997728, 4426056, 4589984, 5163732, 5901408, 6884976, 7745598, 7995456, 8852112, 9179968, 10327464, 11802816, 13769952, 15491196, 17704224, 20654928, 27539904, 30982392, 35408448, 41309856, 61964784, 82619712, 123929568, 247859136]

約数ペア:

[(1, 247859136), (2, 123929568), (3, 82619712), (4, 61964784), (6, 41309856), (7, 35408448), (8, 30982392), (9, 27539904), (12, 20654928), (14, 17704224), (16, 15491196), (18, 13769952), (21, 11802816), (24, 10327464), (27, 9179968), (28, 8852112), (31, 7995456), (32, 7745598), (36, 6884976), (42, 5901408), (48, 5163732), (54, 4589984), (56, 4426056), (62, 3997728), (63, 3934272), (64, 3872799), (72, 3442488), (84, 2950704), (93, 2665152), (96, 2581866), (108, 2294992), (112, 2213028), (124, 1998864), (126, 1967136), (144, 1721244), (168, 1475352), (186, 1332576), (189, 1311424), (192, 1290933), (216, 1147496), (217, 1142208), (224, 1106514), (248, 999432), (252, 983568), (279, 888384), (288, 860622), (336, 737676), (372, 666288), (378, 655712), (432, 573748), (434, 571104), (448, 553257), (496, 499716), (504, 491784), (558, 444192), (576, 430311), (651, 380736), (661, 374976), (672, 368838), (744, 333144), (756, 327856), (837, 296128), (864, 286874), (868, 285552), (992, 249858), (1008, 245892), (1116, 222096), (1302, 190368), (1322, 187488), (1344, 184419), (1488, 166572), (1512, 163928), (1674, 148064), (1728, 143437), (1736, 142776), (1953, 126912), (1983, 124992), (1984, 124929), (2016, 122946), (2232, 111048), (2604, 95184), (2644, 93744), (2976, 83286), (3024, 81964), (3348, 74032), (3472, 71388), (3906, 63456), (3966, 62496), (4032, 61473), (4464, 55524), (4627, 53568), (5208, 47592), (5288, 46872), (5859, 42304), (5949, 41664), (5952, 41643), (6048, 40982), (6696, 37016), (6944, 35694), (7812, 31728), (7932, 31248), (8928, 27762), (9254, 26784), (10416, 23796), (10576, 23436), (11718, 21152), (11898, 20832), (12096, 20491), (13392, 18508), (13881, 17856), (13888, 17847), (15624, 15864)]