261420768

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 288

約数和(自身を含む): 905748480

約数和(自身を除く): 644327712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 47, 48, 56, 62, 63, 72, 84, 89, 93, 94, 96, 112, 124, 126, 141, 144, 168, 178, 186, 188, 217, 224, 248, 252, 267, 279, 282, 288, 329, 336, 356, 372, 376, 423, 434, 496, 504, 534, 558, 564, 623, 651, 658, 672, 712, 744, 752, 801, 846, 868, 987, 992, 1008, 1068, 1116, 1128, 1246, 1302, 1316, 1424, 1457, 1488, 1504, 1602, 1692, 1736, 1869, 1953, 1974, 2016, 2136, 2232, 2256, 2492, 2604, 2632, 2759, 2848, 2914, 2961, 2976, 3204, 3384, 3472, 3738, 3906, 3948, 4183, 4272, 4371, 4464, 4512, 4984, 5208, 5264, 5518, 5607, 5828, 5922, 6408, 6768, 6944, 7476, 7812, 7896, 8277, 8366, 8544, 8742, 8928, 9968, 10199, 10416, 10528, 11036, 11214, 11656, 11844, 12549, 12816, 13113, 13536, 14952, 15624, 15792, 16554, 16732, 17484, 19313, 19936, 20398, 20832, 22072, 22428, 23312, 23688, 24831, 25098, 25632, 26226, 29281, 29904, 30597, 31248, 31584, 33108, 33464, 34968, 37647, 38626, 40796, 44144, 44856, 46624, 47376, 49662, 50196, 52452, 57939, 58562, 59808, 61194, 62496, 66216, 66928, 69936, 75294, 77252, 81592, 87843, 88288, 89712, 91791, 94752, 99324, 100392, 104904, 115878, 117124, 122388, 129673, 132432, 133856, 139872, 150588, 154504, 163184, 173817, 175686, 179424, 183582, 198648, 200784, 209808, 231756, 234248, 244776, 259346, 263529, 264864, 301176, 309008, 326368, 347634, 351372, 367164, 389019, 397296, 401568, 419616, 463512, 468496, 489552, 518692, 527058, 602352, 618016, 695268, 702744, 734328, 778038, 794592, 907711, 927024, 936992, 979104, 1037384, 1054116, 1167057, 1204704, 1390536, 1405488, 1468656, 1556076, 1815422, 1854048, 2074768, 2108232, 2334114, 2723133, 2781072, 2810976, 2937312, 3112152, 3630844, 4149536, 4216464, 4668228, 5446266, 5562144, 6224304, 7261688, 8169399, 8432928, 9336456, 10892532, 12448608, 14523376, 16338798, 18672912, 21785064, 29046752, 32677596, 37345824, 43570128, 65355192, 87140256, 130710384, 261420768]

約数ペア:

[(1, 261420768), (2, 130710384), (3, 87140256), (4, 65355192), (6, 43570128), (7, 37345824), (8, 32677596), (9, 29046752), (12, 21785064), (14, 18672912), (16, 16338798), (18, 14523376), (21, 12448608), (24, 10892532), (28, 9336456), (31, 8432928), (32, 8169399), (36, 7261688), (42, 6224304), (47, 5562144), (48, 5446266), (56, 4668228), (62, 4216464), (63, 4149536), (72, 3630844), (84, 3112152), (89, 2937312), (93, 2810976), (94, 2781072), (96, 2723133), (112, 2334114), (124, 2108232), (126, 2074768), (141, 1854048), (144, 1815422), (168, 1556076), (178, 1468656), (186, 1405488), (188, 1390536), (217, 1204704), (224, 1167057), (248, 1054116), (252, 1037384), (267, 979104), (279, 936992), (282, 927024), (288, 907711), (329, 794592), (336, 778038), (356, 734328), (372, 702744), (376, 695268), (423, 618016), (434, 602352), (496, 527058), (504, 518692), (534, 489552), (558, 468496), (564, 463512), (623, 419616), (651, 401568), (658, 397296), (672, 389019), (712, 367164), (744, 351372), (752, 347634), (801, 326368), (846, 309008), (868, 301176), (987, 264864), (992, 263529), (1008, 259346), (1068, 244776), (1116, 234248), (1128, 231756), (1246, 209808), (1302, 200784), (1316, 198648), (1424, 183582), (1457, 179424), (1488, 175686), (1504, 173817), (1602, 163184), (1692, 154504), (1736, 150588), (1869, 139872), (1953, 133856), (1974, 132432), (2016, 129673), (2136, 122388), (2232, 117124), (2256, 115878), (2492, 104904), (2604, 100392), (2632, 99324), (2759, 94752), (2848, 91791), (2914, 89712), (2961, 88288), (2976, 87843), (3204, 81592), (3384, 77252), (3472, 75294), (3738, 69936), (3906, 66928), (3948, 66216), (4183, 62496), (4272, 61194), (4371, 59808), (4464, 58562), (4512, 57939), (4984, 52452), (5208, 50196), (5264, 49662), (5518, 47376), (5607, 46624), (5828, 44856), (5922, 44144), (6408, 40796), (6768, 38626), (6944, 37647), (7476, 34968), (7812, 33464), (7896, 33108), (8277, 31584), (8366, 31248), (8544, 30597), (8742, 29904), (8928, 29281), (9968, 26226), (10199, 25632), (10416, 25098), (10528, 24831), (11036, 23688), (11214, 23312), (11656, 22428), (11844, 22072), (12549, 20832), (12816, 20398), (13113, 19936), (13536, 19313), (14952, 17484), (15624, 16732), (15792, 16554)]