991059840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{691}}^1$

素因数の和:802

約数の個数: 256

約数和(自身を含む): 3557433600

約数和(自身を除く): 2566373760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 83, 90, 96, 108, 120, 128, 135, 144, 160, 166, 180, 192, 216, 240, 249, 270, 288, 320, 332, 360, 384, 415, 432, 480, 498, 540, 576, 640, 664, 691, 720, 747, 830, 864, 960, 996, 1080, 1152, 1245, 1328, 1382, 1440, 1494, 1660, 1728, 1920, 1992, 2073, 2160, 2241, 2490, 2656, 2764, 2880, 2988, 3320, 3455, 3456, 3735, 3984, 4146, 4320, 4482, 4980, 5312, 5528, 5760, 5976, 6219, 6640, 6910, 7470, 7968, 8292, 8640, 8964, 9960, 10365, 10624, 11056, 11205, 11952, 12438, 13280, 13820, 14940, 15936, 16584, 17280, 17928, 18657, 19920, 20730, 22112, 22410, 23904, 24876, 26560, 27640, 29880, 31095, 31872, 33168, 35856, 37314, 39840, 41460, 44224, 44820, 47808, 49752, 53120, 55280, 57353, 59760, 62190, 66336, 71712, 74628, 79680, 82920, 88448, 89640, 93285, 95616, 99504, 110560, 114706, 119520, 124380, 132672, 143424, 149256, 159360, 165840, 172059, 179280, 186570, 199008, 221120, 229412, 239040, 248760, 265344, 286765, 286848, 298512, 331680, 344118, 358560, 373140, 398016, 442240, 458824, 478080, 497520, 516177, 573530, 597024, 663360, 688236, 717120, 746280, 796032, 860295, 917648, 995040, 1032354, 1147060, 1194048, 1326720, 1376472, 1434240, 1492560, 1548531, 1720590, 1835296, 1990080, 2064708, 2294120, 2388096, 2580885, 2752944, 2985120, 3097062, 3441180, 3670592, 3980160, 4129416, 4588240, 5161770, 5505888, 5970240, 6194124, 6882360, 7341184, 7742655, 8258832, 9176480, 10323540, 11011776, 11940480, 12388248, 13764720, 15485310, 16517664, 18352960, 20647080, 22023552, 24776496, 27529440, 30970620, 33035328, 36705920, 41294160, 49552992, 55058880, 61941240, 66070656, 82588320, 99105984, 110117760, 123882480, 165176640, 198211968, 247764960, 330353280, 495529920, 991059840]

約数ペア:

[(1, 991059840), (2, 495529920), (3, 330353280), (4, 247764960), (5, 198211968), (6, 165176640), (8, 123882480), (9, 110117760), (10, 99105984), (12, 82588320), (15, 66070656), (16, 61941240), (18, 55058880), (20, 49552992), (24, 41294160), (27, 36705920), (30, 33035328), (32, 30970620), (36, 27529440), (40, 24776496), (45, 22023552), (48, 20647080), (54, 18352960), (60, 16517664), (64, 15485310), (72, 13764720), (80, 12388248), (83, 11940480), (90, 11011776), (96, 10323540), (108, 9176480), (120, 8258832), (128, 7742655), (135, 7341184), (144, 6882360), (160, 6194124), (166, 5970240), (180, 5505888), (192, 5161770), (216, 4588240), (240, 4129416), (249, 3980160), (270, 3670592), (288, 3441180), (320, 3097062), (332, 2985120), (360, 2752944), (384, 2580885), (415, 2388096), (432, 2294120), (480, 2064708), (498, 1990080), (540, 1835296), (576, 1720590), (640, 1548531), (664, 1492560), (691, 1434240), (720, 1376472), (747, 1326720), (830, 1194048), (864, 1147060), (960, 1032354), (996, 995040), (1080, 917648), (1152, 860295), (1245, 796032), (1328, 746280), (1382, 717120), (1440, 688236), (1494, 663360), (1660, 597024), (1728, 573530), (1920, 516177), (1992, 497520), (2073, 478080), (2160, 458824), (2241, 442240), (2490, 398016), (2656, 373140), (2764, 358560), (2880, 344118), (2988, 331680), (3320, 298512), (3455, 286848), (3456, 286765), (3735, 265344), (3984, 248760), (4146, 239040), (4320, 229412), (4482, 221120), (4980, 199008), (5312, 186570), (5528, 179280), (5760, 172059), (5976, 165840), (6219, 159360), (6640, 149256), (6910, 143424), (7470, 132672), (7968, 124380), (8292, 119520), (8640, 114706), (8964, 110560), (9960, 99504), (10365, 95616), (10624, 93285), (11056, 89640), (11205, 88448), (11952, 82920), (12438, 79680), (13280, 74628), (13820, 71712), (14940, 66336), (15936, 62190), (16584, 59760), (17280, 57353), (17928, 55280), (18657, 53120), (19920, 49752), (20730, 47808), (22112, 44820), (22410, 44224), (23904, 41460), (24876, 39840), (26560, 37314), (27640, 35856), (29880, 33168), (31095, 31872)]