321780840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2681507}}^1$

素因数の和:2681521

約数の個数: 32

約数和(自身を含む): 965342880

約数和(自身を除く): 643562040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2681507, 5363014, 8044521, 10726028, 13407535, 16089042, 21452056, 26815070, 32178084, 40222605, 53630140, 64356168, 80445210, 107260280, 160890420, 321780840]

約数ペア:

[(1, 321780840), (2, 160890420), (3, 107260280), (4, 80445210), (5, 64356168), (6, 53630140), (8, 40222605), (10, 32178084), (12, 26815070), (15, 21452056), (20, 16089042), (24, 13407535), (30, 10726028), (40, 8044521), (60, 5363014), (120, 2681507)]