218125440

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1012

約数の個数: 256

約数和(自身を含む): 832809600

約数和(自身を除く): 614684160

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, 260, 270, 288, 312, 320, 351, 360, 384, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 640, 702, 720, 780, 832, 864, 936, 960, 971, 1040, 1080, 1152, 1170, 1248, 1404, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 1942, 2080, 2160, 2340, 2496, 2808, 2880, 2913, 3120, 3456, 3510, 3744, 3884, 4160, 4320, 4680, 4855, 4992, 5616, 5760, 5826, 6240, 7020, 7488, 7768, 8320, 8640, 8739, 9360, 9710, 11232, 11652, 12480, 12623, 14040, 14565, 14976, 15536, 17280, 17478, 18720, 19420, 22464, 23304, 24960, 25246, 26217, 28080, 29130, 31072, 34956, 37440, 37869, 38840, 43695, 44928, 46608, 50492, 52434, 56160, 58260, 62144, 63115, 69912, 74880, 75738, 77680, 87390, 93216, 100984, 104868, 112320, 113607, 116520, 124288, 126230, 131085, 139824, 151476, 155360, 174780, 186432, 189345, 201968, 209736, 224640, 227214, 233040, 252460, 262170, 279648, 302952, 310720, 340821, 349560, 372864, 378690, 403936, 419472, 454428, 466080, 504920, 524340, 559296, 568035, 605904, 621440, 681642, 699120, 757380, 807872, 838944, 908856, 932160, 1009840, 1048680, 1118592, 1136070, 1211808, 1363284, 1398240, 1514760, 1615744, 1677888, 1704105, 1817712, 1864320, 2019680, 2097360, 2272140, 2423616, 2726568, 2796480, 3029520, 3355776, 3408210, 3635424, 4039360, 4194720, 4544280, 4847232, 5453136, 5592960, 6059040, 6816420, 7270848, 8078720, 8389440, 9088560, 10906272, 12118080, 13632840, 14541696, 16778880, 18177120, 21812544, 24236160, 27265680, 36354240, 43625088, 54531360, 72708480, 109062720, 218125440]

約数ペア:

[(1, 218125440), (2, 109062720), (3, 72708480), (4, 54531360), (5, 43625088), (6, 36354240), (8, 27265680), (9, 24236160), (10, 21812544), (12, 18177120), (13, 16778880), (15, 14541696), (16, 13632840), (18, 12118080), (20, 10906272), (24, 9088560), (26, 8389440), (27, 8078720), (30, 7270848), (32, 6816420), (36, 6059040), (39, 5592960), (40, 5453136), (45, 4847232), (48, 4544280), (52, 4194720), (54, 4039360), (60, 3635424), (64, 3408210), (65, 3355776), (72, 3029520), (78, 2796480), (80, 2726568), (90, 2423616), (96, 2272140), (104, 2097360), (108, 2019680), (117, 1864320), (120, 1817712), (128, 1704105), (130, 1677888), (135, 1615744), (144, 1514760), (156, 1398240), (160, 1363284), (180, 1211808), (192, 1136070), (195, 1118592), (208, 1048680), (216, 1009840), (234, 932160), (240, 908856), (260, 838944), (270, 807872), (288, 757380), (312, 699120), (320, 681642), (351, 621440), (360, 605904), (384, 568035), (390, 559296), (416, 524340), (432, 504920), (468, 466080), (480, 454428), (520, 419472), (540, 403936), (576, 378690), (585, 372864), (624, 349560), (640, 340821), (702, 310720), (720, 302952), (780, 279648), (832, 262170), (864, 252460), (936, 233040), (960, 227214), (971, 224640), (1040, 209736), (1080, 201968), (1152, 189345), (1170, 186432), (1248, 174780), (1404, 155360), (1440, 151476), (1560, 139824), (1664, 131085), (1728, 126230), (1755, 124288), (1872, 116520), (1920, 113607), (1942, 112320), (2080, 104868), (2160, 100984), (2340, 93216), (2496, 87390), (2808, 77680), (2880, 75738), (2913, 74880), (3120, 69912), (3456, 63115), (3510, 62144), (3744, 58260), (3884, 56160), (4160, 52434), (4320, 50492), (4680, 46608), (4855, 44928), (4992, 43695), (5616, 38840), (5760, 37869), (5826, 37440), (6240, 34956), (7020, 31072), (7488, 29130), (7768, 28080), (8320, 26217), (8640, 25246), (8739, 24960), (9360, 23304), (9710, 22464), (11232, 19420), (11652, 18720), (12480, 17478), (12623, 17280), (14040, 15536), (14565, 14976)]