628331312

素因数分解:

$2^4\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{251}}^1$

素因数の和:407

約数の個数: 120

約数和(自身を含む): 1481905152

約数和(自身を除く): 853573840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 49, 56, 62, 98, 103, 112, 124, 196, 206, 217, 248, 251, 392, 412, 434, 496, 502, 721, 784, 824, 868, 1004, 1442, 1519, 1648, 1736, 1757, 2008, 2884, 3038, 3193, 3472, 3514, 4016, 5047, 5768, 6076, 6386, 7028, 7781, 10094, 11536, 12152, 12299, 12772, 14056, 15562, 20188, 22351, 24304, 24598, 25544, 25853, 28112, 31124, 40376, 44702, 49196, 51088, 51706, 54467, 62248, 80752, 89404, 98392, 103412, 108934, 124496, 156457, 178808, 180971, 196784, 206824, 217868, 312914, 357616, 361942, 381269, 413648, 435736, 625828, 723884, 762538, 801443, 871472, 1251656, 1266797, 1447768, 1525076, 1602886, 2503312, 2533594, 2895536, 3050152, 3205772, 5067188, 5610101, 6100304, 6411544, 10134376, 11220202, 12823088, 20268752, 22440404, 39270707, 44880808, 78541414, 89761616, 157082828, 314165656, 628331312]

約数ペア:

[(1, 628331312), (2, 314165656), (4, 157082828), (7, 89761616), (8, 78541414), (14, 44880808), (16, 39270707), (28, 22440404), (31, 20268752), (49, 12823088), (56, 11220202), (62, 10134376), (98, 6411544), (103, 6100304), (112, 5610101), (124, 5067188), (196, 3205772), (206, 3050152), (217, 2895536), (248, 2533594), (251, 2503312), (392, 1602886), (412, 1525076), (434, 1447768), (496, 1266797), (502, 1251656), (721, 871472), (784, 801443), (824, 762538), (868, 723884), (1004, 625828), (1442, 435736), (1519, 413648), (1648, 381269), (1736, 361942), (1757, 357616), (2008, 312914), (2884, 217868), (3038, 206824), (3193, 196784), (3472, 180971), (3514, 178808), (4016, 156457), (5047, 124496), (5768, 108934), (6076, 103412), (6386, 98392), (7028, 89404), (7781, 80752), (10094, 62248), (11536, 54467), (12152, 51706), (12299, 51088), (12772, 49196), (14056, 44702), (15562, 40376), (20188, 31124), (22351, 28112), (24304, 25853), (24598, 25544)]