256683168

素因数分解:

$2^5\times 3^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:126

約数の個数: 360

約数和(自身を含む): 917687232

約数和(自身を除く): 661004064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 43, 47, 48, 49, 54, 56, 63, 72, 81, 84, 86, 94, 96, 98, 108, 112, 126, 129, 141, 144, 147, 162, 168, 172, 188, 189, 196, 216, 224, 252, 258, 282, 288, 294, 301, 324, 329, 336, 344, 376, 378, 387, 392, 423, 432, 441, 504, 516, 564, 567, 588, 602, 648, 658, 672, 688, 752, 756, 774, 784, 846, 864, 882, 903, 987, 1008, 1032, 1128, 1134, 1161, 1176, 1204, 1269, 1296, 1316, 1323, 1376, 1504, 1512, 1548, 1568, 1692, 1764, 1806, 1974, 2016, 2021, 2064, 2107, 2256, 2268, 2303, 2322, 2352, 2408, 2538, 2592, 2632, 2646, 2709, 2961, 3024, 3096, 3384, 3483, 3528, 3612, 3807, 3948, 3969, 4042, 4128, 4214, 4512, 4536, 4606, 4644, 4704, 4816, 5076, 5264, 5292, 5418, 5922, 6048, 6063, 6192, 6321, 6768, 6909, 6966, 7056, 7224, 7614, 7896, 7938, 8084, 8127, 8428, 8883, 9072, 9212, 9288, 9632, 10152, 10528, 10584, 10836, 11844, 12126, 12384, 12642, 13536, 13818, 13932, 14112, 14147, 14448, 15228, 15792, 15876, 16168, 16254, 16856, 17766, 18144, 18189, 18424, 18576, 18963, 20304, 20727, 21168, 21672, 23688, 24252, 24381, 25284, 26649, 27636, 27864, 28294, 28896, 30456, 31584, 31752, 32336, 32508, 33712, 35532, 36378, 36848, 37152, 37926, 40608, 41454, 42336, 42441, 43344, 47376, 48504, 48762, 50568, 53298, 54567, 55272, 55728, 56588, 56889, 60912, 62181, 63504, 64672, 65016, 67424, 71064, 72756, 73696, 75852, 82908, 84882, 86688, 94752, 97008, 97524, 99029, 101136, 106596, 109134, 110544, 111456, 113176, 113778, 121824, 124362, 127008, 127323, 130032, 142128, 145512, 151704, 163701, 165816, 169764, 170667, 186543, 194016, 195048, 198058, 202272, 213192, 218268, 221088, 226352, 227556, 248724, 254646, 260064, 284256, 291024, 297087, 303408, 327402, 331632, 339528, 341334, 373086, 381969, 390096, 396116, 426384, 436536, 452704, 455112, 497448, 509292, 582048, 594174, 606816, 654804, 663264, 679056, 682668, 746172, 763938, 780192, 792232, 852768, 873072, 891261, 910224, 994896, 1018584, 1145907, 1188348, 1309608, 1358112, 1365336, 1492344, 1527876, 1584464, 1746144, 1782522, 1820448, 1989792, 2037168, 2291814, 2376696, 2619216, 2673783, 2730672, 2984688, 3055752, 3168928, 3565044, 4074336, 4583628, 4753392, 5238432, 5347566, 5461344, 5969376, 6111504, 7130088, 8021349, 9167256, 9506784, 10695132, 12223008, 14260176, 16042698, 18334512, 21390264, 28520352, 32085396, 36669024, 42780528, 64170792, 85561056, 128341584, 256683168]

約数ペア:

[(1, 256683168), (2, 128341584), (3, 85561056), (4, 64170792), (6, 42780528), (7, 36669024), (8, 32085396), (9, 28520352), (12, 21390264), (14, 18334512), (16, 16042698), (18, 14260176), (21, 12223008), (24, 10695132), (27, 9506784), (28, 9167256), (32, 8021349), (36, 7130088), (42, 6111504), (43, 5969376), (47, 5461344), (48, 5347566), (49, 5238432), (54, 4753392), (56, 4583628), (63, 4074336), (72, 3565044), (81, 3168928), (84, 3055752), (86, 2984688), (94, 2730672), (96, 2673783), (98, 2619216), (108, 2376696), (112, 2291814), (126, 2037168), (129, 1989792), (141, 1820448), (144, 1782522), (147, 1746144), (162, 1584464), (168, 1527876), (172, 1492344), (188, 1365336), (189, 1358112), (196, 1309608), (216, 1188348), (224, 1145907), (252, 1018584), (258, 994896), (282, 910224), (288, 891261), (294, 873072), (301, 852768), (324, 792232), (329, 780192), (336, 763938), (344, 746172), (376, 682668), (378, 679056), (387, 663264), (392, 654804), (423, 606816), (432, 594174), (441, 582048), (504, 509292), (516, 497448), (564, 455112), (567, 452704), (588, 436536), (602, 426384), (648, 396116), (658, 390096), (672, 381969), (688, 373086), (752, 341334), (756, 339528), (774, 331632), (784, 327402), (846, 303408), (864, 297087), (882, 291024), (903, 284256), (987, 260064), (1008, 254646), (1032, 248724), (1128, 227556), (1134, 226352), (1161, 221088), (1176, 218268), (1204, 213192), (1269, 202272), (1296, 198058), (1316, 195048), (1323, 194016), (1376, 186543), (1504, 170667), (1512, 169764), (1548, 165816), (1568, 163701), (1692, 151704), (1764, 145512), (1806, 142128), (1974, 130032), (2016, 127323), (2021, 127008), (2064, 124362), (2107, 121824), (2256, 113778), (2268, 113176), (2303, 111456), (2322, 110544), (2352, 109134), (2408, 106596), (2538, 101136), (2592, 99029), (2632, 97524), (2646, 97008), (2709, 94752), (2961, 86688), (3024, 84882), (3096, 82908), (3384, 75852), (3483, 73696), (3528, 72756), (3612, 71064), (3807, 67424), (3948, 65016), (3969, 64672), (4042, 63504), (4128, 62181), (4214, 60912), (4512, 56889), (4536, 56588), (4606, 55728), (4644, 55272), (4704, 54567), (4816, 53298), (5076, 50568), (5264, 48762), (5292, 48504), (5418, 47376), (5922, 43344), (6048, 42441), (6063, 42336), (6192, 41454), (6321, 40608), (6768, 37926), (6909, 37152), (6966, 36848), (7056, 36378), (7224, 35532), (7614, 33712), (7896, 32508), (7938, 32336), (8084, 31752), (8127, 31584), (8428, 30456), (8883, 28896), (9072, 28294), (9212, 27864), (9288, 27636), (9632, 26649), (10152, 25284), (10528, 24381), (10584, 24252), (10836, 23688), (11844, 21672), (12126, 21168), (12384, 20727), (12642, 20304), (13536, 18963), (13818, 18576), (13932, 18424), (14112, 18189), (14147, 18144), (14448, 17766), (15228, 16856), (15792, 16254), (15876, 16168)]