80709240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{672577}}^1$

素因数の和:672591

約数の個数: 32

約数和(自身を含む): 242128080

約数和(自身を除く): 161418840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 672577, 1345154, 2017731, 2690308, 3362885, 4035462, 5380616, 6725770, 8070924, 10088655, 13451540, 16141848, 20177310, 26903080, 40354620, 80709240]

約数ペア:

[(1, 80709240), (2, 40354620), (3, 26903080), (4, 20177310), (5, 16141848), (6, 13451540), (8, 10088655), (10, 8070924), (12, 6725770), (15, 5380616), (20, 4035462), (24, 3362885), (30, 2690308), (40, 2017731), (60, 1345154), (120, 672577)]