256651584

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:325

約数の個数: 224

約数和(自身を含む): 842711040

約数和(自身を除く): 586059456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 47, 48, 51, 56, 64, 68, 84, 94, 96, 102, 112, 119, 136, 141, 168, 188, 192, 204, 224, 238, 239, 272, 282, 329, 336, 357, 376, 408, 448, 476, 478, 544, 564, 658, 672, 714, 717, 752, 799, 816, 952, 956, 987, 1088, 1128, 1316, 1344, 1428, 1434, 1504, 1598, 1632, 1673, 1904, 1912, 1974, 2256, 2397, 2632, 2856, 2868, 3008, 3196, 3264, 3346, 3808, 3824, 3948, 4063, 4512, 4794, 5019, 5264, 5593, 5712, 5736, 6392, 6692, 7616, 7648, 7896, 8126, 9024, 9588, 10038, 10528, 11186, 11233, 11424, 11472, 12189, 12784, 13384, 15296, 15792, 16252, 16779, 19176, 20076, 21056, 22372, 22466, 22848, 22944, 24378, 25568, 26768, 28441, 31584, 32504, 33558, 33699, 38352, 40152, 44744, 44932, 45888, 48756, 51136, 53536, 56882, 63168, 65008, 67116, 67398, 76704, 78631, 80304, 85323, 89488, 89864, 97512, 107072, 113764, 130016, 134232, 134796, 153408, 157262, 160608, 170646, 178976, 179728, 190961, 195024, 227528, 235893, 260032, 268464, 269592, 314524, 321216, 341292, 357952, 359456, 381922, 390048, 455056, 471786, 536928, 539184, 572883, 629048, 682584, 718912, 763844, 780096, 910112, 943572, 1073856, 1078368, 1145766, 1258096, 1336727, 1365168, 1527688, 1820224, 1887144, 2156736, 2291532, 2516192, 2673454, 2730336, 3055376, 3774288, 4010181, 4583064, 5032384, 5346908, 5460672, 6110752, 7548576, 8020362, 9166128, 10693816, 12221504, 15097152, 16040724, 18332256, 21387632, 32081448, 36664512, 42775264, 64162896, 85550528, 128325792, 256651584]

約数ペア:

[(1, 256651584), (2, 128325792), (3, 85550528), (4, 64162896), (6, 42775264), (7, 36664512), (8, 32081448), (12, 21387632), (14, 18332256), (16, 16040724), (17, 15097152), (21, 12221504), (24, 10693816), (28, 9166128), (32, 8020362), (34, 7548576), (42, 6110752), (47, 5460672), (48, 5346908), (51, 5032384), (56, 4583064), (64, 4010181), (68, 3774288), (84, 3055376), (94, 2730336), (96, 2673454), (102, 2516192), (112, 2291532), (119, 2156736), (136, 1887144), (141, 1820224), (168, 1527688), (188, 1365168), (192, 1336727), (204, 1258096), (224, 1145766), (238, 1078368), (239, 1073856), (272, 943572), (282, 910112), (329, 780096), (336, 763844), (357, 718912), (376, 682584), (408, 629048), (448, 572883), (476, 539184), (478, 536928), (544, 471786), (564, 455056), (658, 390048), (672, 381922), (714, 359456), (717, 357952), (752, 341292), (799, 321216), (816, 314524), (952, 269592), (956, 268464), (987, 260032), (1088, 235893), (1128, 227528), (1316, 195024), (1344, 190961), (1428, 179728), (1434, 178976), (1504, 170646), (1598, 160608), (1632, 157262), (1673, 153408), (1904, 134796), (1912, 134232), (1974, 130016), (2256, 113764), (2397, 107072), (2632, 97512), (2856, 89864), (2868, 89488), (3008, 85323), (3196, 80304), (3264, 78631), (3346, 76704), (3808, 67398), (3824, 67116), (3948, 65008), (4063, 63168), (4512, 56882), (4794, 53536), (5019, 51136), (5264, 48756), (5593, 45888), (5712, 44932), (5736, 44744), (6392, 40152), (6692, 38352), (7616, 33699), (7648, 33558), (7896, 32504), (8126, 31584), (9024, 28441), (9588, 26768), (10038, 25568), (10528, 24378), (11186, 22944), (11233, 22848), (11424, 22466), (11472, 22372), (12189, 21056), (12784, 20076), (13384, 19176), (15296, 16779), (15792, 16252)]