319662720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1423}}^1$

素因数の和:1464

約数の個数: 256

約数和(自身を含む): 1220083200

約数和(自身を除く): 900420480

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, 1040, 1080, 1152, 1170, 1248, 1404, 1423, 1440, 1560, 1664, 1728, 1755, 1872, 1920, 2080, 2160, 2340, 2496, 2808, 2846, 2880, 3120, 3456, 3510, 3744, 4160, 4269, 4320, 4680, 4992, 5616, 5692, 5760, 6240, 7020, 7115, 7488, 8320, 8538, 8640, 9360, 11232, 11384, 12480, 12807, 14040, 14230, 14976, 17076, 17280, 18499, 18720, 21345, 22464, 22768, 24960, 25614, 28080, 28460, 34152, 36998, 37440, 38421, 42690, 44928, 45536, 51228, 55497, 56160, 56920, 64035, 68304, 73996, 74880, 76842, 85380, 91072, 92495, 102456, 110994, 112320, 113840, 128070, 136608, 147992, 153684, 166491, 170760, 182144, 184990, 192105, 204912, 221988, 224640, 227680, 256140, 273216, 277485, 295984, 307368, 332982, 341520, 369980, 384210, 409824, 443976, 455360, 499473, 512280, 546432, 554970, 591968, 614736, 665964, 683040, 739960, 768420, 819648, 832455, 887952, 910720, 998946, 1024560, 1109940, 1183936, 1229472, 1331928, 1366080, 1479920, 1536840, 1639296, 1664910, 1775904, 1997892, 2049120, 2219880, 2367872, 2458944, 2497365, 2663856, 2732160, 2959840, 3073680, 3329820, 3551808, 3995784, 4098240, 4439760, 4917888, 4994730, 5327712, 5919680, 6147360, 6659640, 7103616, 7991568, 8196480, 8879520, 9989460, 10655424, 11839360, 12294720, 13319280, 15983136, 17759040, 19978920, 21310848, 24589440, 26638560, 31966272, 35518080, 39957840, 53277120, 63932544, 79915680, 106554240, 159831360, 319662720]

約数ペア:

[(1, 319662720), (2, 159831360), (3, 106554240), (4, 79915680), (5, 63932544), (6, 53277120), (8, 39957840), (9, 35518080), (10, 31966272), (12, 26638560), (13, 24589440), (15, 21310848), (16, 19978920), (18, 17759040), (20, 15983136), (24, 13319280), (26, 12294720), (27, 11839360), (30, 10655424), (32, 9989460), (36, 8879520), (39, 8196480), (40, 7991568), (45, 7103616), (48, 6659640), (52, 6147360), (54, 5919680), (60, 5327712), (64, 4994730), (65, 4917888), (72, 4439760), (78, 4098240), (80, 3995784), (90, 3551808), (96, 3329820), (104, 3073680), (108, 2959840), (117, 2732160), (120, 2663856), (128, 2497365), (130, 2458944), (135, 2367872), (144, 2219880), (156, 2049120), (160, 1997892), (180, 1775904), (192, 1664910), (195, 1639296), (208, 1536840), (216, 1479920), (234, 1366080), (240, 1331928), (260, 1229472), (270, 1183936), (288, 1109940), (312, 1024560), (320, 998946), (351, 910720), (360, 887952), (384, 832455), (390, 819648), (416, 768420), (432, 739960), (468, 683040), (480, 665964), (520, 614736), (540, 591968), (576, 554970), (585, 546432), (624, 512280), (640, 499473), (702, 455360), (720, 443976), (780, 409824), (832, 384210), (864, 369980), (936, 341520), (960, 332982), (1040, 307368), (1080, 295984), (1152, 277485), (1170, 273216), (1248, 256140), (1404, 227680), (1423, 224640), (1440, 221988), (1560, 204912), (1664, 192105), (1728, 184990), (1755, 182144), (1872, 170760), (1920, 166491), (2080, 153684), (2160, 147992), (2340, 136608), (2496, 128070), (2808, 113840), (2846, 112320), (2880, 110994), (3120, 102456), (3456, 92495), (3510, 91072), (3744, 85380), (4160, 76842), (4269, 74880), (4320, 73996), (4680, 68304), (4992, 64035), (5616, 56920), (5692, 56160), (5760, 55497), (6240, 51228), (7020, 45536), (7115, 44928), (7488, 42690), (8320, 38421), (8538, 37440), (8640, 36998), (9360, 34152), (11232, 28460), (11384, 28080), (12480, 25614), (12807, 24960), (14040, 22768), (14230, 22464), (14976, 21345), (17076, 18720), (17280, 18499)]