259903008

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{677}}^1$

素因数の和:767

約数の個数: 144

約数和(自身を含む): 781837056

約数和(自身を除く): 521934048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 43, 48, 62, 72, 86, 93, 96, 124, 129, 144, 172, 186, 248, 258, 279, 288, 344, 372, 387, 496, 516, 558, 677, 688, 744, 774, 992, 1032, 1116, 1333, 1354, 1376, 1488, 1548, 2031, 2064, 2232, 2666, 2708, 2976, 3096, 3999, 4062, 4128, 4464, 5332, 5416, 6093, 6192, 7998, 8124, 8928, 10664, 10832, 11997, 12186, 12384, 15996, 16248, 20987, 21328, 21664, 23994, 24372, 29111, 31992, 32496, 41974, 42656, 47988, 48744, 58222, 62961, 63984, 64992, 83948, 87333, 95976, 97488, 116444, 125922, 127968, 167896, 174666, 188883, 191952, 194976, 232888, 251844, 261999, 335792, 349332, 377766, 383904, 465776, 503688, 523998, 671584, 698664, 755532, 902441, 931552, 1007376, 1047996, 1397328, 1511064, 1804882, 2014752, 2095992, 2707323, 2794656, 3022128, 3609764, 4191984, 5414646, 6044256, 7219528, 8121969, 8383968, 10829292, 14439056, 16243938, 21658584, 28878112, 32487876, 43317168, 64975752, 86634336, 129951504, 259903008]

約数ペア:

[(1, 259903008), (2, 129951504), (3, 86634336), (4, 64975752), (6, 43317168), (8, 32487876), (9, 28878112), (12, 21658584), (16, 16243938), (18, 14439056), (24, 10829292), (31, 8383968), (32, 8121969), (36, 7219528), (43, 6044256), (48, 5414646), (62, 4191984), (72, 3609764), (86, 3022128), (93, 2794656), (96, 2707323), (124, 2095992), (129, 2014752), (144, 1804882), (172, 1511064), (186, 1397328), (248, 1047996), (258, 1007376), (279, 931552), (288, 902441), (344, 755532), (372, 698664), (387, 671584), (496, 523998), (516, 503688), (558, 465776), (677, 383904), (688, 377766), (744, 349332), (774, 335792), (992, 261999), (1032, 251844), (1116, 232888), (1333, 194976), (1354, 191952), (1376, 188883), (1488, 174666), (1548, 167896), (2031, 127968), (2064, 125922), (2232, 116444), (2666, 97488), (2708, 95976), (2976, 87333), (3096, 83948), (3999, 64992), (4062, 63984), (4128, 62961), (4464, 58222), (5332, 48744), (5416, 47988), (6093, 42656), (6192, 41974), (7998, 32496), (8124, 31992), (8928, 29111), (10664, 24372), (10832, 23994), (11997, 21664), (12186, 21328), (12384, 20987), (15996, 16248)]