1263123456

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:570

約数の個数: 176

約数和(自身を含む): 3883077120

約数和(自身を除く): 2619953664

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 151, 168, 192, 224, 256, 302, 336, 384, 389, 448, 453, 512, 604, 672, 768, 778, 896, 906, 1024, 1057, 1167, 1208, 1344, 1536, 1556, 1792, 1812, 2114, 2334, 2416, 2688, 2723, 3072, 3112, 3171, 3584, 3624, 4228, 4668, 4832, 5376, 5446, 6224, 6342, 7168, 7248, 8169, 8456, 9336, 9664, 10752, 10892, 12448, 12684, 14496, 16338, 16912, 18672, 19328, 21504, 21784, 24896, 25368, 28992, 32676, 33824, 37344, 38656, 43568, 49792, 50736, 57984, 58739, 65352, 67648, 74688, 77312, 87136, 99584, 101472, 115968, 117478, 130704, 135296, 149376, 154624, 174272, 176217, 199168, 202944, 231936, 234956, 261408, 270592, 298752, 348544, 352434, 398336, 405888, 411173, 463872, 469912, 522816, 541184, 597504, 697088, 704868, 811776, 822346, 939824, 1045632, 1082368, 1195008, 1233519, 1394176, 1409736, 1623552, 1644692, 1879648, 2091264, 2467038, 2788352, 2819472, 3247104, 3289384, 3759296, 4182528, 4934076, 5638944, 6578768, 7518592, 8365056, 9868152, 11277888, 13157536, 15037184, 19736304, 22555776, 26315072, 30074368, 39472608, 45111552, 52630144, 60148736, 78945216, 90223104, 105260288, 157890432, 180446208, 210520576, 315780864, 421041152, 631561728, 1263123456]

約数ペア:

[(1, 1263123456), (2, 631561728), (3, 421041152), (4, 315780864), (6, 210520576), (7, 180446208), (8, 157890432), (12, 105260288), (14, 90223104), (16, 78945216), (21, 60148736), (24, 52630144), (28, 45111552), (32, 39472608), (42, 30074368), (48, 26315072), (56, 22555776), (64, 19736304), (84, 15037184), (96, 13157536), (112, 11277888), (128, 9868152), (151, 8365056), (168, 7518592), (192, 6578768), (224, 5638944), (256, 4934076), (302, 4182528), (336, 3759296), (384, 3289384), (389, 3247104), (448, 2819472), (453, 2788352), (512, 2467038), (604, 2091264), (672, 1879648), (768, 1644692), (778, 1623552), (896, 1409736), (906, 1394176), (1024, 1233519), (1057, 1195008), (1167, 1082368), (1208, 1045632), (1344, 939824), (1536, 822346), (1556, 811776), (1792, 704868), (1812, 697088), (2114, 597504), (2334, 541184), (2416, 522816), (2688, 469912), (2723, 463872), (3072, 411173), (3112, 405888), (3171, 398336), (3584, 352434), (3624, 348544), (4228, 298752), (4668, 270592), (4832, 261408), (5376, 234956), (5446, 231936), (6224, 202944), (6342, 199168), (7168, 176217), (7248, 174272), (8169, 154624), (8456, 149376), (9336, 135296), (9664, 130704), (10752, 117478), (10892, 115968), (12448, 101472), (12684, 99584), (14496, 87136), (16338, 77312), (16912, 74688), (18672, 67648), (19328, 65352), (21504, 58739), (21784, 57984), (24896, 50736), (25368, 49792), (28992, 43568), (32676, 38656), (33824, 37344)]