207970910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 437754240

約数和(自身を除く): 229783330

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 109, 194, 218, 281, 485, 545, 562, 679, 763, 970, 1090, 1358, 1405, 1526, 1967, 2810, 3395, 3815, 3934, 6790, 7630, 9835, 10573, 19670, 21146, 27257, 30629, 52865, 54514, 61258, 74011, 105730, 136285, 148022, 153145, 190799, 214403, 272570, 306290, 370055, 381598, 428806, 740110, 953995, 1072015, 1907990, 2144030, 2971013, 5942026, 14855065, 20797091, 29710130, 41594182, 103985455, 207970910]

約数ペア:

[(1, 207970910), (2, 103985455), (5, 41594182), (7, 29710130), (10, 20797091), (14, 14855065), (35, 5942026), (70, 2971013), (97, 2144030), (109, 1907990), (194, 1072015), (218, 953995), (281, 740110), (485, 428806), (545, 381598), (562, 370055), (679, 306290), (763, 272570), (970, 214403), (1090, 190799), (1358, 153145), (1405, 148022), (1526, 136285), (1967, 105730), (2810, 74011), (3395, 61258), (3815, 54514), (3934, 52865), (6790, 30629), (7630, 27257), (9835, 21146), (10573, 19670)]