1251123456

素因数分解:

$2^8\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 288

約数和(自身を含む): 3899363328

約数和(自身を除く): 2648239872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 23, 24, 32, 33, 44, 46, 47, 48, 64, 66, 69, 88, 92, 94, 96, 128, 132, 137, 138, 141, 176, 184, 188, 192, 253, 256, 264, 274, 276, 282, 352, 368, 376, 384, 411, 506, 517, 528, 548, 552, 564, 704, 736, 752, 759, 768, 822, 1012, 1034, 1056, 1081, 1096, 1104, 1128, 1408, 1472, 1504, 1507, 1518, 1551, 1644, 2024, 2068, 2112, 2162, 2192, 2208, 2256, 2816, 2944, 3008, 3014, 3036, 3102, 3151, 3243, 3288, 4048, 4136, 4224, 4324, 4384, 4416, 4512, 4521, 5888, 6016, 6028, 6072, 6204, 6302, 6439, 6486, 6576, 8096, 8272, 8448, 8648, 8768, 8832, 9024, 9042, 9453, 11891, 12032, 12056, 12144, 12408, 12604, 12878, 12972, 13152, 16192, 16544, 17296, 17536, 17664, 18048, 18084, 18906, 19317, 23782, 24112, 24288, 24816, 25208, 25756, 25944, 26304, 32384, 33088, 34592, 34661, 35072, 35673, 36096, 36168, 37812, 38634, 47564, 48224, 48576, 49632, 50416, 51512, 51888, 52608, 64768, 66176, 69184, 69322, 70829, 71346, 72336, 75624, 77268, 95128, 96448, 97152, 99264, 100832, 103024, 103776, 103983, 105216, 132352, 138368, 138644, 141658, 142692, 144672, 148097, 151248, 154536, 190256, 192896, 194304, 198528, 201664, 206048, 207552, 207966, 212487, 276736, 277288, 283316, 285384, 289344, 296194, 302496, 309072, 380512, 385792, 397056, 403328, 412096, 415104, 415932, 424974, 444291, 554576, 566632, 570768, 578688, 592388, 604992, 618144, 761024, 806656, 824192, 830208, 831864, 849948, 888582, 1109152, 1133264, 1141536, 1157376, 1184776, 1209984, 1236288, 1522048, 1629067, 1648384, 1663728, 1699896, 1777164, 2218304, 2266528, 2283072, 2369552, 2419968, 2472576, 3044096, 3258134, 3327456, 3399792, 3554328, 4436608, 4533056, 4566144, 4739104, 4887201, 4945152, 6516268, 6654912, 6799584, 7108656, 8873216, 9066112, 9132288, 9478208, 9774402, 13032536, 13309824, 13599168, 14217312, 18132224, 18956416, 19548804, 26065072, 26619648, 27198336, 28434624, 37912832, 39097608, 52130144, 54396672, 56869248, 78195216, 104260288, 113738496, 156390432, 208520576, 312780864, 417041152, 625561728, 1251123456]

約数ペア:

[(1, 1251123456), (2, 625561728), (3, 417041152), (4, 312780864), (6, 208520576), (8, 156390432), (11, 113738496), (12, 104260288), (16, 78195216), (22, 56869248), (23, 54396672), (24, 52130144), (32, 39097608), (33, 37912832), (44, 28434624), (46, 27198336), (47, 26619648), (48, 26065072), (64, 19548804), (66, 18956416), (69, 18132224), (88, 14217312), (92, 13599168), (94, 13309824), (96, 13032536), (128, 9774402), (132, 9478208), (137, 9132288), (138, 9066112), (141, 8873216), (176, 7108656), (184, 6799584), (188, 6654912), (192, 6516268), (253, 4945152), (256, 4887201), (264, 4739104), (274, 4566144), (276, 4533056), (282, 4436608), (352, 3554328), (368, 3399792), (376, 3327456), (384, 3258134), (411, 3044096), (506, 2472576), (517, 2419968), (528, 2369552), (548, 2283072), (552, 2266528), (564, 2218304), (704, 1777164), (736, 1699896), (752, 1663728), (759, 1648384), (768, 1629067), (822, 1522048), (1012, 1236288), (1034, 1209984), (1056, 1184776), (1081, 1157376), (1096, 1141536), (1104, 1133264), (1128, 1109152), (1408, 888582), (1472, 849948), (1504, 831864), (1507, 830208), (1518, 824192), (1551, 806656), (1644, 761024), (2024, 618144), (2068, 604992), (2112, 592388), (2162, 578688), (2192, 570768), (2208, 566632), (2256, 554576), (2816, 444291), (2944, 424974), (3008, 415932), (3014, 415104), (3036, 412096), (3102, 403328), (3151, 397056), (3243, 385792), (3288, 380512), (4048, 309072), (4136, 302496), (4224, 296194), (4324, 289344), (4384, 285384), (4416, 283316), (4512, 277288), (4521, 276736), (5888, 212487), (6016, 207966), (6028, 207552), (6072, 206048), (6204, 201664), (6302, 198528), (6439, 194304), (6486, 192896), (6576, 190256), (8096, 154536), (8272, 151248), (8448, 148097), (8648, 144672), (8768, 142692), (8832, 141658), (9024, 138644), (9042, 138368), (9453, 132352), (11891, 105216), (12032, 103983), (12056, 103776), (12144, 103024), (12408, 100832), (12604, 99264), (12878, 97152), (12972, 96448), (13152, 95128), (16192, 77268), (16544, 75624), (17296, 72336), (17536, 71346), (17664, 70829), (18048, 69322), (18084, 69184), (18906, 66176), (19317, 64768), (23782, 52608), (24112, 51888), (24288, 51512), (24816, 50416), (25208, 49632), (25756, 48576), (25944, 48224), (26304, 47564), (32384, 38634), (33088, 37812), (34592, 36168), (34661, 36096), (35072, 35673)]