120512840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3389}}^1$

素因数の和:3534

約数の個数: 64

約数和(自身を含む): 312422400

約数和(自身を除く): 191909560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1778, 2540, 3389, 3556, 4445, 5080, 6778, 7112, 8890, 13556, 16945, 17780, 23723, 27112, 33890, 35560, 47446, 67780, 94892, 118615, 135560, 189784, 237230, 430403, 474460, 860806, 948920, 1721612, 2152015, 3012821, 3443224, 4304030, 6025642, 8608060, 12051284, 15064105, 17216120, 24102568, 30128210, 60256420, 120512840]

約数ペア:

[(1, 120512840), (2, 60256420), (4, 30128210), (5, 24102568), (7, 17216120), (8, 15064105), (10, 12051284), (14, 8608060), (20, 6025642), (28, 4304030), (35, 3443224), (40, 3012821), (56, 2152015), (70, 1721612), (127, 948920), (140, 860806), (254, 474460), (280, 430403), (508, 237230), (635, 189784), (889, 135560), (1016, 118615), (1270, 94892), (1778, 67780), (2540, 47446), (3389, 35560), (3556, 33890), (4445, 27112), (5080, 23723), (6778, 17780), (7112, 16945), (8890, 13556)]