308618240

素因数分解:

$2^{10}\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 176

約数和(自身を含む): 864652800

約数和(自身を除く): 556034560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 109, 112, 128, 140, 158, 160, 218, 224, 256, 280, 316, 320, 395, 436, 448, 512, 545, 553, 560, 632, 640, 763, 790, 872, 896, 1024, 1090, 1106, 1120, 1264, 1280, 1526, 1580, 1744, 1792, 2180, 2212, 2240, 2528, 2560, 2765, 3052, 3160, 3488, 3584, 3815, 4360, 4424, 4480, 5056, 5120, 5530, 6104, 6320, 6976, 7168, 7630, 8611, 8720, 8848, 8960, 10112, 11060, 12208, 12640, 13952, 15260, 17222, 17440, 17696, 17920, 20224, 22120, 24416, 25280, 27904, 30520, 34444, 34880, 35392, 35840, 40448, 43055, 44240, 48832, 50560, 55808, 60277, 61040, 68888, 69760, 70784, 80896, 86110, 88480, 97664, 101120, 111616, 120554, 122080, 137776, 139520, 141568, 172220, 176960, 195328, 202240, 241108, 244160, 275552, 279040, 283136, 301385, 344440, 353920, 390656, 404480, 482216, 488320, 551104, 558080, 566272, 602770, 688880, 707840, 781312, 964432, 976640, 1102208, 1205540, 1377760, 1415680, 1928864, 1953280, 2204416, 2411080, 2755520, 2831360, 3857728, 3906560, 4408832, 4822160, 5511040, 7715456, 8817664, 9644320, 11022080, 15430912, 19288640, 22044160, 30861824, 38577280, 44088320, 61723648, 77154560, 154309120, 308618240]

約数ペア:

[(1, 308618240), (2, 154309120), (4, 77154560), (5, 61723648), (7, 44088320), (8, 38577280), (10, 30861824), (14, 22044160), (16, 19288640), (20, 15430912), (28, 11022080), (32, 9644320), (35, 8817664), (40, 7715456), (56, 5511040), (64, 4822160), (70, 4408832), (79, 3906560), (80, 3857728), (109, 2831360), (112, 2755520), (128, 2411080), (140, 2204416), (158, 1953280), (160, 1928864), (218, 1415680), (224, 1377760), (256, 1205540), (280, 1102208), (316, 976640), (320, 964432), (395, 781312), (436, 707840), (448, 688880), (512, 602770), (545, 566272), (553, 558080), (560, 551104), (632, 488320), (640, 482216), (763, 404480), (790, 390656), (872, 353920), (896, 344440), (1024, 301385), (1090, 283136), (1106, 279040), (1120, 275552), (1264, 244160), (1280, 241108), (1526, 202240), (1580, 195328), (1744, 176960), (1792, 172220), (2180, 141568), (2212, 139520), (2240, 137776), (2528, 122080), (2560, 120554), (2765, 111616), (3052, 101120), (3160, 97664), (3488, 88480), (3584, 86110), (3815, 80896), (4360, 70784), (4424, 69760), (4480, 68888), (5056, 61040), (5120, 60277), (5530, 55808), (6104, 50560), (6320, 48832), (6976, 44240), (7168, 43055), (7630, 40448), (8611, 35840), (8720, 35392), (8848, 34880), (8960, 34444), (10112, 30520), (11060, 27904), (12208, 25280), (12640, 24416), (13952, 22120), (15260, 20224), (17222, 17920), (17440, 17696)]