138541760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:638

約数の個数: 112

約数和(自身を含む): 380780544

約数和(自身を除く): 242238784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 160, 224, 254, 280, 320, 448, 487, 508, 560, 635, 889, 974, 1016, 1120, 1270, 1778, 1948, 2032, 2240, 2435, 2540, 3409, 3556, 3896, 4064, 4445, 4870, 5080, 6818, 7112, 7792, 8128, 8890, 9740, 10160, 13636, 14224, 15584, 17045, 17780, 19480, 20320, 27272, 28448, 31168, 34090, 35560, 38960, 40640, 54544, 56896, 61849, 68180, 71120, 77920, 109088, 123698, 136360, 142240, 155840, 218176, 247396, 272720, 284480, 309245, 432943, 494792, 545440, 618490, 865886, 989584, 1090880, 1236980, 1731772, 1979168, 2164715, 2473960, 3463544, 3958336, 4329430, 4947920, 6927088, 8658860, 9895840, 13854176, 17317720, 19791680, 27708352, 34635440, 69270880, 138541760]

約数ペア:

[(1, 138541760), (2, 69270880), (4, 34635440), (5, 27708352), (7, 19791680), (8, 17317720), (10, 13854176), (14, 9895840), (16, 8658860), (20, 6927088), (28, 4947920), (32, 4329430), (35, 3958336), (40, 3463544), (56, 2473960), (64, 2164715), (70, 1979168), (80, 1731772), (112, 1236980), (127, 1090880), (140, 989584), (160, 865886), (224, 618490), (254, 545440), (280, 494792), (320, 432943), (448, 309245), (487, 284480), (508, 272720), (560, 247396), (635, 218176), (889, 155840), (974, 142240), (1016, 136360), (1120, 123698), (1270, 109088), (1778, 77920), (1948, 71120), (2032, 68180), (2240, 61849), (2435, 56896), (2540, 54544), (3409, 40640), (3556, 38960), (3896, 35560), (4064, 34090), (4445, 31168), (4870, 28448), (5080, 27272), (6818, 20320), (7112, 19480), (7792, 17780), (8128, 17045), (8890, 15584), (9740, 14224), (10160, 13636)]