77154560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 215846400

約数和(自身を除く): 138691840

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, 545, 553, 560, 632, 640, 763, 790, 872, 896, 1090, 1106, 1120, 1264, 1280, 1526, 1580, 1744, 1792, 2180, 2212, 2240, 2528, 2765, 3052, 3160, 3488, 3815, 4360, 4424, 4480, 5056, 5530, 6104, 6320, 6976, 7630, 8611, 8720, 8848, 8960, 10112, 11060, 12208, 12640, 13952, 15260, 17222, 17440, 17696, 20224, 22120, 24416, 25280, 27904, 30520, 34444, 34880, 35392, 43055, 44240, 48832, 50560, 60277, 61040, 68888, 69760, 70784, 86110, 88480, 97664, 101120, 120554, 122080, 137776, 139520, 141568, 172220, 176960, 195328, 241108, 244160, 275552, 301385, 344440, 353920, 482216, 488320, 551104, 602770, 688880, 707840, 964432, 976640, 1102208, 1205540, 1377760, 1928864, 2204416, 2411080, 2755520, 3857728, 4822160, 5511040, 7715456, 9644320, 11022080, 15430912, 19288640, 38577280, 77154560]

約数ペア:

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