398511360

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:930

約数の個数: 288

約数和(自身を含む): 1524660480

約数和(自身を除く): 1126149120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 128, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 256, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 768, 780, 832, 864, 887, 936, 960, 1040, 1080, 1152, 1170, 1248, 1280, 1404, 1440, 1560, 1664, 1728, 1755, 1774, 1872, 1920, 2080, 2160, 2304, 2340, 2496, 2661, 2808, 2880, 3120, 3328, 3456, 3510, 3548, 3744, 3840, 4160, 4320, 4435, 4680, 4992, 5322, 5616, 5760, 6240, 6912, 7020, 7096, 7488, 7983, 8320, 8640, 8870, 9360, 9984, 10644, 11232, 11520, 11531, 12480, 13305, 14040, 14192, 14976, 15966, 16640, 17280, 17740, 18720, 21288, 22464, 23062, 23949, 24960, 26610, 28080, 28384, 29952, 31932, 34560, 34593, 35480, 37440, 39915, 42576, 44928, 46124, 47898, 49920, 53220, 56160, 56768, 57655, 63864, 69186, 70960, 74880, 79830, 85152, 89856, 92248, 95796, 103779, 106440, 112320, 113536, 115310, 119745, 127728, 138372, 141920, 149760, 159660, 170304, 172965, 184496, 191592, 207558, 212880, 224640, 227072, 230620, 239490, 255456, 276744, 283840, 311337, 319320, 340608, 345930, 368992, 383184, 415116, 425760, 449280, 461240, 478980, 510912, 518895, 553488, 567680, 622674, 638640, 681216, 691860, 737984, 766368, 830232, 851520, 922480, 957960, 1021824, 1037790, 1106976, 1135360, 1245348, 1277280, 1383720, 1475968, 1532736, 1556685, 1660464, 1703040, 1844960, 1915920, 2043648, 2075580, 2213952, 2490696, 2554560, 2767440, 2951936, 3065472, 3113370, 3320928, 3406080, 3689920, 3831840, 4151160, 4427904, 4981392, 5109120, 5534880, 6130944, 6226740, 6641856, 7379840, 7663680, 8302320, 8855808, 9962784, 10218240, 11069760, 12453480, 13283712, 14759680, 15327360, 16604640, 19925568, 22139520, 24906960, 26567424, 30654720, 33209280, 39851136, 44279040, 49813920, 66418560, 79702272, 99627840, 132837120, 199255680, 398511360]

約数ペア:

[(1, 398511360), (2, 199255680), (3, 132837120), (4, 99627840), (5, 79702272), (6, 66418560), (8, 49813920), (9, 44279040), (10, 39851136), (12, 33209280), (13, 30654720), (15, 26567424), (16, 24906960), (18, 22139520), (20, 19925568), (24, 16604640), (26, 15327360), (27, 14759680), (30, 13283712), (32, 12453480), (36, 11069760), (39, 10218240), (40, 9962784), (45, 8855808), (48, 8302320), (52, 7663680), (54, 7379840), (60, 6641856), (64, 6226740), (65, 6130944), (72, 5534880), (78, 5109120), (80, 4981392), (90, 4427904), (96, 4151160), (104, 3831840), (108, 3689920), (117, 3406080), (120, 3320928), (128, 3113370), (130, 3065472), (135, 2951936), (144, 2767440), (156, 2554560), (160, 2490696), (180, 2213952), (192, 2075580), (195, 2043648), (208, 1915920), (216, 1844960), (234, 1703040), (240, 1660464), (256, 1556685), (260, 1532736), (270, 1475968), (288, 1383720), (312, 1277280), (320, 1245348), (351, 1135360), (360, 1106976), (384, 1037790), (390, 1021824), (416, 957960), (432, 922480), (468, 851520), (480, 830232), (520, 766368), (540, 737984), (576, 691860), (585, 681216), (624, 638640), (640, 622674), (702, 567680), (720, 553488), (768, 518895), (780, 510912), (832, 478980), (864, 461240), (887, 449280), (936, 425760), (960, 415116), (1040, 383184), (1080, 368992), (1152, 345930), (1170, 340608), (1248, 319320), (1280, 311337), (1404, 283840), (1440, 276744), (1560, 255456), (1664, 239490), (1728, 230620), (1755, 227072), (1774, 224640), (1872, 212880), (1920, 207558), (2080, 191592), (2160, 184496), (2304, 172965), (2340, 170304), (2496, 159660), (2661, 149760), (2808, 141920), (2880, 138372), (3120, 127728), (3328, 119745), (3456, 115310), (3510, 113536), (3548, 112320), (3744, 106440), (3840, 103779), (4160, 95796), (4320, 92248), (4435, 89856), (4680, 85152), (4992, 79830), (5322, 74880), (5616, 70960), (5760, 69186), (6240, 63864), (6912, 57655), (7020, 56768), (7096, 56160), (7488, 53220), (7983, 49920), (8320, 47898), (8640, 46124), (8870, 44928), (9360, 42576), (9984, 39915), (10644, 37440), (11232, 35480), (11520, 34593), (11531, 34560), (12480, 31932), (13305, 29952), (14040, 28384), (14192, 28080), (14976, 26610), (15966, 24960), (16640, 23949), (17280, 23062), (17740, 22464), (18720, 21288)]