1272720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5303}}^1$

素因数の和:5319

約数の個数: 40

約数和(自身を含む): 3946176

約数和(自身を除く): 2673456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5303, 10606, 15909, 21212, 26515, 31818, 42424, 53030, 63636, 79545, 84848, 106060, 127272, 159090, 212120, 254544, 318180, 424240, 636360, 1272720]

約数ペア:

[(1, 1272720), (2, 636360), (3, 424240), (4, 318180), (5, 254544), (6, 212120), (8, 159090), (10, 127272), (12, 106060), (15, 84848), (16, 79545), (20, 63636), (24, 53030), (30, 42424), (40, 31818), (48, 26515), (60, 21212), (80, 15909), (120, 10606), (240, 5303)]