148905904

素因数分解:

$2^4\times 7^3\times {\mathrm{43}}^1\times {\mathrm{631}}^1$

素因数の和:703

約数の個数: 80

約数和(自身を含む): 344819200

約数和(自身を除く): 195913296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 343, 344, 392, 602, 631, 686, 688, 784, 1204, 1262, 1372, 2107, 2408, 2524, 2744, 4214, 4417, 4816, 5048, 5488, 8428, 8834, 10096, 14749, 16856, 17668, 27133, 29498, 30919, 33712, 35336, 54266, 58996, 61838, 70672, 108532, 117992, 123676, 189931, 216433, 217064, 235984, 247352, 379862, 432866, 434128, 494704, 759724, 865732, 1329517, 1519448, 1731464, 2659034, 3038896, 3462928, 5318068, 9306619, 10636136, 18613238, 21272272, 37226476, 74452952, 148905904]

約数ペア:

[(1, 148905904), (2, 74452952), (4, 37226476), (7, 21272272), (8, 18613238), (14, 10636136), (16, 9306619), (28, 5318068), (43, 3462928), (49, 3038896), (56, 2659034), (86, 1731464), (98, 1519448), (112, 1329517), (172, 865732), (196, 759724), (301, 494704), (343, 434128), (344, 432866), (392, 379862), (602, 247352), (631, 235984), (686, 217064), (688, 216433), (784, 189931), (1204, 123676), (1262, 117992), (1372, 108532), (2107, 70672), (2408, 61838), (2524, 58996), (2744, 54266), (4214, 35336), (4417, 33712), (4816, 30919), (5048, 29498), (5488, 27133), (8428, 17668), (8834, 16856), (10096, 14749)]