290833920

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{971}}^1$

素因数の和:1013

約数の個数: 240

約数和(自身を含む): 1085836752

約数和(自身を除く): 795002832

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, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 971, 1040, 1152, 1170, 1248, 1280, 1440, 1536, 1560, 1664, 1872, 1920, 1942, 2080, 2304, 2340, 2496, 2560, 2880, 2913, 3120, 3328, 3744, 3840, 3884, 4160, 4608, 4680, 4855, 4992, 5760, 5826, 6240, 6656, 7488, 7680, 7768, 8320, 8739, 9360, 9710, 9984, 11520, 11652, 12480, 12623, 14565, 14976, 15536, 16640, 17478, 18720, 19420, 19968, 23040, 23304, 24960, 25246, 29130, 29952, 31072, 33280, 34956, 37440, 37869, 38840, 43695, 46608, 49920, 50492, 58260, 59904, 62144, 63115, 69912, 74880, 75738, 77680, 87390, 93216, 99840, 100984, 113607, 116520, 124288, 126230, 139824, 149760, 151476, 155360, 174780, 186432, 189345, 201968, 227214, 233040, 248576, 252460, 279648, 299520, 302952, 310720, 349560, 372864, 378690, 403936, 454428, 466080, 497152, 504920, 559296, 568035, 605904, 621440, 699120, 745728, 757380, 807872, 908856, 932160, 1009840, 1118592, 1136070, 1211808, 1242880, 1398240, 1491456, 1514760, 1615744, 1817712, 1864320, 2019680, 2237184, 2272140, 2423616, 2485760, 2796480, 3029520, 3231488, 3635424, 3728640, 4039360, 4474368, 4544280, 4847232, 5592960, 6059040, 6462976, 7270848, 7457280, 8078720, 9088560, 9694464, 11185920, 12118080, 14541696, 16157440, 18177120, 19388928, 22371840, 24236160, 29083392, 32314880, 36354240, 48472320, 58166784, 72708480, 96944640, 145416960, 290833920]

約数ペア:

[(1, 290833920), (2, 145416960), (3, 96944640), (4, 72708480), (5, 58166784), (6, 48472320), (8, 36354240), (9, 32314880), (10, 29083392), (12, 24236160), (13, 22371840), (15, 19388928), (16, 18177120), (18, 16157440), (20, 14541696), (24, 12118080), (26, 11185920), (30, 9694464), (32, 9088560), (36, 8078720), (39, 7457280), (40, 7270848), (45, 6462976), (48, 6059040), (52, 5592960), (60, 4847232), (64, 4544280), (65, 4474368), (72, 4039360), (78, 3728640), (80, 3635424), (90, 3231488), (96, 3029520), (104, 2796480), (117, 2485760), (120, 2423616), (128, 2272140), (130, 2237184), (144, 2019680), (156, 1864320), (160, 1817712), (180, 1615744), (192, 1514760), (195, 1491456), (208, 1398240), (234, 1242880), (240, 1211808), (256, 1136070), (260, 1118592), (288, 1009840), (312, 932160), (320, 908856), (360, 807872), (384, 757380), (390, 745728), (416, 699120), (468, 621440), (480, 605904), (512, 568035), (520, 559296), (576, 504920), (585, 497152), (624, 466080), (640, 454428), (720, 403936), (768, 378690), (780, 372864), (832, 349560), (936, 310720), (960, 302952), (971, 299520), (1040, 279648), (1152, 252460), (1170, 248576), (1248, 233040), (1280, 227214), (1440, 201968), (1536, 189345), (1560, 186432), (1664, 174780), (1872, 155360), (1920, 151476), (1942, 149760), (2080, 139824), (2304, 126230), (2340, 124288), (2496, 116520), (2560, 113607), (2880, 100984), (2913, 99840), (3120, 93216), (3328, 87390), (3744, 77680), (3840, 75738), (3884, 74880), (4160, 69912), (4608, 63115), (4680, 62144), (4855, 59904), (4992, 58260), (5760, 50492), (5826, 49920), (6240, 46608), (6656, 43695), (7488, 38840), (7680, 37869), (7768, 37440), (8320, 34956), (8739, 33280), (9360, 31072), (9710, 29952), (9984, 29130), (11520, 25246), (11652, 24960), (12480, 23304), (12623, 23040), (14565, 19968), (14976, 19420), (15536, 18720), (16640, 17478)]