388621680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1619257}}^1$

素因数の和:1619273

約数の個数: 40

約数和(自身を含む): 1204727952

約数和(自身を除く): 816106272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1619257, 3238514, 4857771, 6477028, 8096285, 9715542, 12954056, 16192570, 19431084, 24288855, 25908112, 32385140, 38862168, 48577710, 64770280, 77724336, 97155420, 129540560, 194310840, 388621680]

約数ペア:

[(1, 388621680), (2, 194310840), (3, 129540560), (4, 97155420), (5, 77724336), (6, 64770280), (8, 48577710), (10, 38862168), (12, 32385140), (15, 25908112), (16, 24288855), (20, 19431084), (24, 16192570), (30, 12954056), (40, 9715542), (48, 8096285), (60, 6477028), (80, 4857771), (120, 3238514), (240, 1619257)]