128312760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1069273}}^1$

素因数の和:1069287

約数の個数: 32

約数和(自身を含む): 384938640

約数和(自身を除く): 256625880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1069273, 2138546, 3207819, 4277092, 5346365, 6415638, 8554184, 10692730, 12831276, 16039095, 21385460, 25662552, 32078190, 42770920, 64156380, 128312760]

約数ペア:

[(1, 128312760), (2, 64156380), (3, 42770920), (4, 32078190), (5, 25662552), (6, 21385460), (8, 16039095), (10, 12831276), (12, 10692730), (15, 8554184), (20, 6415638), (24, 5346365), (30, 4277092), (40, 3207819), (60, 2138546), (120, 1069273)]