642739968

素因数分解:

$2^8\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:372

約数の個数: 288

約数和(自身を含む): 2142766080

約数和(自身を除く): 1500026112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 32, 36, 39, 46, 48, 52, 54, 64, 69, 72, 78, 92, 96, 104, 108, 117, 128, 138, 144, 156, 184, 192, 207, 208, 216, 234, 256, 276, 288, 299, 311, 312, 351, 368, 384, 414, 416, 432, 468, 552, 576, 598, 621, 622, 624, 702, 736, 768, 828, 832, 864, 897, 933, 936, 1104, 1152, 1196, 1242, 1244, 1248, 1404, 1472, 1656, 1664, 1728, 1794, 1866, 1872, 2208, 2304, 2392, 2484, 2488, 2496, 2691, 2799, 2808, 2944, 3312, 3328, 3456, 3588, 3732, 3744, 4043, 4416, 4784, 4968, 4976, 4992, 5382, 5598, 5616, 5888, 6624, 6912, 7153, 7176, 7464, 7488, 8073, 8086, 8397, 8832, 9568, 9936, 9952, 9984, 10764, 11196, 11232, 12129, 13248, 14306, 14352, 14928, 14976, 16146, 16172, 16794, 17664, 19136, 19872, 19904, 21459, 21528, 22392, 22464, 24258, 26496, 28612, 28704, 29856, 29952, 32292, 32344, 33588, 36387, 38272, 39744, 39808, 42918, 43056, 44784, 44928, 48516, 52992, 57224, 57408, 59712, 64377, 64584, 64688, 67176, 72774, 76544, 79488, 79616, 85836, 86112, 89568, 89856, 92989, 97032, 109161, 114448, 114816, 119424, 128754, 129168, 129376, 134352, 145548, 158976, 171672, 172224, 179136, 185978, 193131, 194064, 218322, 228896, 229632, 238848, 257508, 258336, 258752, 268704, 278967, 291096, 343344, 344448, 358272, 371956, 386262, 388128, 436644, 457792, 515016, 516672, 517504, 537408, 557934, 582192, 686688, 688896, 716544, 743912, 772524, 776256, 836901, 873288, 915584, 1030032, 1033344, 1035008, 1074816, 1115868, 1164384, 1373376, 1487824, 1545048, 1552512, 1673802, 1746576, 1831168, 2060064, 2066688, 2149632, 2231736, 2328768, 2510703, 2746752, 2975648, 3090096, 3105024, 3347604, 3493152, 4120128, 4463472, 4657536, 5021406, 5493504, 5951296, 6180192, 6695208, 6986304, 8240256, 8926944, 9315072, 10042812, 11902592, 12360384, 13390416, 13972608, 16480512, 17853888, 20085624, 23805184, 24720768, 26780832, 27945216, 35707776, 40171248, 49441536, 53561664, 71415552, 80342496, 107123328, 160684992, 214246656, 321369984, 642739968]

約数ペア:

[(1, 642739968), (2, 321369984), (3, 214246656), (4, 160684992), (6, 107123328), (8, 80342496), (9, 71415552), (12, 53561664), (13, 49441536), (16, 40171248), (18, 35707776), (23, 27945216), (24, 26780832), (26, 24720768), (27, 23805184), (32, 20085624), (36, 17853888), (39, 16480512), (46, 13972608), (48, 13390416), (52, 12360384), (54, 11902592), (64, 10042812), (69, 9315072), (72, 8926944), (78, 8240256), (92, 6986304), (96, 6695208), (104, 6180192), (108, 5951296), (117, 5493504), (128, 5021406), (138, 4657536), (144, 4463472), (156, 4120128), (184, 3493152), (192, 3347604), (207, 3105024), (208, 3090096), (216, 2975648), (234, 2746752), (256, 2510703), (276, 2328768), (288, 2231736), (299, 2149632), (311, 2066688), (312, 2060064), (351, 1831168), (368, 1746576), (384, 1673802), (414, 1552512), (416, 1545048), (432, 1487824), (468, 1373376), (552, 1164384), (576, 1115868), (598, 1074816), (621, 1035008), (622, 1033344), (624, 1030032), (702, 915584), (736, 873288), (768, 836901), (828, 776256), (832, 772524), (864, 743912), (897, 716544), (933, 688896), (936, 686688), (1104, 582192), (1152, 557934), (1196, 537408), (1242, 517504), (1244, 516672), (1248, 515016), (1404, 457792), (1472, 436644), (1656, 388128), (1664, 386262), (1728, 371956), (1794, 358272), (1866, 344448), (1872, 343344), (2208, 291096), (2304, 278967), (2392, 268704), (2484, 258752), (2488, 258336), (2496, 257508), (2691, 238848), (2799, 229632), (2808, 228896), (2944, 218322), (3312, 194064), (3328, 193131), (3456, 185978), (3588, 179136), (3732, 172224), (3744, 171672), (4043, 158976), (4416, 145548), (4784, 134352), (4968, 129376), (4976, 129168), (4992, 128754), (5382, 119424), (5598, 114816), (5616, 114448), (5888, 109161), (6624, 97032), (6912, 92989), (7153, 89856), (7176, 89568), (7464, 86112), (7488, 85836), (8073, 79616), (8086, 79488), (8397, 76544), (8832, 72774), (9568, 67176), (9936, 64688), (9952, 64584), (9984, 64377), (10764, 59712), (11196, 57408), (11232, 57224), (12129, 52992), (13248, 48516), (14306, 44928), (14352, 44784), (14928, 43056), (14976, 42918), (16146, 39808), (16172, 39744), (16794, 38272), (17664, 36387), (19136, 33588), (19872, 32344), (19904, 32292), (21459, 29952), (21528, 29856), (22392, 28704), (22464, 28612), (24258, 26496)]