205189920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 288

約数和(自身を含む): 768588912

約数和(自身を除く): 563398992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 97, 104, 113, 117, 120, 130, 144, 156, 160, 180, 194, 195, 208, 226, 234, 240, 260, 288, 291, 312, 339, 360, 388, 390, 416, 452, 468, 480, 485, 520, 565, 582, 585, 624, 678, 720, 776, 780, 873, 904, 936, 970, 1017, 1040, 1130, 1164, 1170, 1248, 1261, 1356, 1440, 1455, 1469, 1552, 1560, 1695, 1746, 1808, 1872, 1940, 2034, 2080, 2260, 2328, 2340, 2522, 2712, 2910, 2938, 3104, 3120, 3390, 3492, 3616, 3744, 3783, 3880, 4068, 4365, 4407, 4520, 4656, 4680, 5044, 5085, 5424, 5820, 5876, 6240, 6305, 6780, 6984, 7345, 7566, 7760, 8136, 8730, 8814, 9040, 9312, 9360, 10088, 10170, 10848, 10961, 11349, 11640, 11752, 12610, 13221, 13560, 13968, 14690, 15132, 15520, 16272, 17460, 17628, 18080, 18720, 18915, 20176, 20340, 21922, 22035, 22698, 23280, 23504, 25220, 26442, 27120, 27936, 29380, 30264, 32544, 32883, 34920, 35256, 37830, 40352, 40680, 43844, 44070, 45396, 46560, 47008, 50440, 52884, 54240, 54805, 56745, 58760, 60528, 65766, 66105, 69840, 70512, 75660, 81360, 87688, 88140, 90792, 98649, 100880, 105768, 109610, 113490, 117520, 121056, 131532, 132210, 139680, 141024, 142493, 151320, 162720, 164415, 175376, 176280, 181584, 197298, 201760, 211536, 219220, 226980, 235040, 263064, 264420, 284986, 302640, 328830, 350752, 352560, 363168, 394596, 423072, 427479, 438440, 453960, 493245, 526128, 528840, 569972, 605280, 657660, 705120, 712465, 789192, 854958, 876880, 907920, 986490, 1052256, 1057680, 1139944, 1282437, 1315320, 1424930, 1578384, 1709916, 1753760, 1815840, 1972980, 2115360, 2137395, 2279888, 2564874, 2630640, 2849860, 3156768, 3419832, 3945960, 4274790, 4559776, 5129748, 5261280, 5699720, 6412185, 6839664, 7891920, 8549580, 10259496, 11399440, 12824370, 13679328, 15783840, 17099160, 20518992, 22798880, 25648740, 34198320, 41037984, 51297480, 68396640, 102594960, 205189920]

約数ペア:

[(1, 205189920), (2, 102594960), (3, 68396640), (4, 51297480), (5, 41037984), (6, 34198320), (8, 25648740), (9, 22798880), (10, 20518992), (12, 17099160), (13, 15783840), (15, 13679328), (16, 12824370), (18, 11399440), (20, 10259496), (24, 8549580), (26, 7891920), (30, 6839664), (32, 6412185), (36, 5699720), (39, 5261280), (40, 5129748), (45, 4559776), (48, 4274790), (52, 3945960), (60, 3419832), (65, 3156768), (72, 2849860), (78, 2630640), (80, 2564874), (90, 2279888), (96, 2137395), (97, 2115360), (104, 1972980), (113, 1815840), (117, 1753760), (120, 1709916), (130, 1578384), (144, 1424930), (156, 1315320), (160, 1282437), (180, 1139944), (194, 1057680), (195, 1052256), (208, 986490), (226, 907920), (234, 876880), (240, 854958), (260, 789192), (288, 712465), (291, 705120), (312, 657660), (339, 605280), (360, 569972), (388, 528840), (390, 526128), (416, 493245), (452, 453960), (468, 438440), (480, 427479), (485, 423072), (520, 394596), (565, 363168), (582, 352560), (585, 350752), (624, 328830), (678, 302640), (720, 284986), (776, 264420), (780, 263064), (873, 235040), (904, 226980), (936, 219220), (970, 211536), (1017, 201760), (1040, 197298), (1130, 181584), (1164, 176280), (1170, 175376), (1248, 164415), (1261, 162720), (1356, 151320), (1440, 142493), (1455, 141024), (1469, 139680), (1552, 132210), (1560, 131532), (1695, 121056), (1746, 117520), (1808, 113490), (1872, 109610), (1940, 105768), (2034, 100880), (2080, 98649), (2260, 90792), (2328, 88140), (2340, 87688), (2522, 81360), (2712, 75660), (2910, 70512), (2938, 69840), (3104, 66105), (3120, 65766), (3390, 60528), (3492, 58760), (3616, 56745), (3744, 54805), (3783, 54240), (3880, 52884), (4068, 50440), (4365, 47008), (4407, 46560), (4520, 45396), (4656, 44070), (4680, 43844), (5044, 40680), (5085, 40352), (5424, 37830), (5820, 35256), (5876, 34920), (6240, 32883), (6305, 32544), (6780, 30264), (6984, 29380), (7345, 27936), (7566, 27120), (7760, 26442), (8136, 25220), (8730, 23504), (8814, 23280), (9040, 22698), (9312, 22035), (9360, 21922), (10088, 20340), (10170, 20176), (10848, 18915), (10961, 18720), (11349, 18080), (11640, 17628), (11752, 17460), (12610, 16272), (13221, 15520), (13560, 15132), (13968, 14690)]