80971320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{674761}}^1$

素因数の和:674775

約数の個数: 32

約数和(自身を含む): 242914320

約数和(自身を除く): 161943000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 674761, 1349522, 2024283, 2699044, 3373805, 4048566, 5398088, 6747610, 8097132, 10121415, 13495220, 16194264, 20242830, 26990440, 40485660, 80971320]

約数ペア:

[(1, 80971320), (2, 40485660), (3, 26990440), (4, 20242830), (5, 16194264), (6, 13495220), (8, 10121415), (10, 8097132), (12, 6747610), (15, 5398088), (20, 4048566), (24, 3373805), (30, 2699044), (40, 2024283), (60, 1349522), (120, 674761)]