712657960

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{409}}^1$

素因数の和:568

約数の個数: 128

約数和(自身を含む): 1889280000

約数和(自身を除く): 1176622040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 127, 140, 196, 245, 254, 280, 343, 392, 409, 490, 508, 635, 686, 818, 889, 980, 1016, 1270, 1372, 1636, 1715, 1778, 1960, 2045, 2540, 2744, 2863, 3272, 3430, 3556, 4090, 4445, 5080, 5726, 6223, 6860, 7112, 8180, 8890, 11452, 12446, 13720, 14315, 16360, 17780, 20041, 22904, 24892, 28630, 31115, 35560, 40082, 43561, 49784, 51943, 57260, 62230, 80164, 87122, 100205, 103886, 114520, 124460, 140287, 160328, 174244, 200410, 207772, 217805, 248920, 259715, 280574, 348488, 363601, 400820, 415544, 435610, 519430, 561148, 701435, 727202, 801640, 871220, 1038860, 1122296, 1402870, 1454404, 1742440, 1818005, 2077720, 2545207, 2805740, 2908808, 3636010, 5090414, 5611480, 7272020, 10180828, 12726035, 14544040, 17816449, 20361656, 25452070, 35632898, 50904140, 71265796, 89082245, 101808280, 142531592, 178164490, 356328980, 712657960]

約数ペア:

[(1, 712657960), (2, 356328980), (4, 178164490), (5, 142531592), (7, 101808280), (8, 89082245), (10, 71265796), (14, 50904140), (20, 35632898), (28, 25452070), (35, 20361656), (40, 17816449), (49, 14544040), (56, 12726035), (70, 10180828), (98, 7272020), (127, 5611480), (140, 5090414), (196, 3636010), (245, 2908808), (254, 2805740), (280, 2545207), (343, 2077720), (392, 1818005), (409, 1742440), (490, 1454404), (508, 1402870), (635, 1122296), (686, 1038860), (818, 871220), (889, 801640), (980, 727202), (1016, 701435), (1270, 561148), (1372, 519430), (1636, 435610), (1715, 415544), (1778, 400820), (1960, 363601), (2045, 348488), (2540, 280574), (2744, 259715), (2863, 248920), (3272, 217805), (3430, 207772), (3556, 200410), (4090, 174244), (4445, 160328), (5080, 140287), (5726, 124460), (6223, 114520), (6860, 103886), (7112, 100205), (8180, 87122), (8890, 80164), (11452, 62230), (12446, 57260), (13720, 51943), (14315, 49784), (16360, 43561), (17780, 40082), (20041, 35560), (22904, 31115), (24892, 28630)]