16287720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{135731}}^1$

素因数の和:135745

約数の個数: 32

約数和(自身を含む): 48863520

約数和(自身を除く): 32575800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 135731, 271462, 407193, 542924, 678655, 814386, 1085848, 1357310, 1628772, 2035965, 2714620, 3257544, 4071930, 5429240, 8143860, 16287720]

約数ペア:

[(1, 16287720), (2, 8143860), (3, 5429240), (4, 4071930), (5, 3257544), (6, 2714620), (8, 2035965), (10, 1628772), (12, 1357310), (15, 1085848), (20, 814386), (24, 678655), (30, 542924), (40, 407193), (60, 271462), (120, 135731)]