123780840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1031507}}^1$

素因数の和:1031521

約数の個数: 32

約数和(自身を含む): 371342880

約数和(自身を除く): 247562040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1031507, 2063014, 3094521, 4126028, 5157535, 6189042, 8252056, 10315070, 12378084, 15472605, 20630140, 24756168, 30945210, 41260280, 61890420, 123780840]

約数ペア:

[(1, 123780840), (2, 61890420), (3, 41260280), (4, 30945210), (5, 24756168), (6, 20630140), (8, 15472605), (10, 12378084), (12, 10315070), (15, 8252056), (20, 6189042), (24, 5157535), (30, 4126028), (40, 3094521), (60, 2063014), (120, 1031507)]