81339240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677827}}^1$

素因数の和:677841

約数の個数: 32

約数和(自身を含む): 244018080

約数和(自身を除く): 162678840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677827, 1355654, 2033481, 2711308, 3389135, 4066962, 5422616, 6778270, 8133924, 10167405, 13556540, 16267848, 20334810, 27113080, 40669620, 81339240]

約数ペア:

[(1, 81339240), (2, 40669620), (3, 27113080), (4, 20334810), (5, 16267848), (6, 13556540), (8, 10167405), (10, 8133924), (12, 6778270), (15, 5422616), (20, 4066962), (24, 3389135), (30, 2711308), (40, 2033481), (60, 1355654), (120, 677827)]