81330390840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677753257}}^1$

素因数の和:677753271

約数の個数: 32

約数和(自身を含む): 243991172880

約数和(自身を除く): 162660782040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677753257, 1355506514, 2033259771, 2711013028, 3388766285, 4066519542, 5422026056, 6777532570, 8133039084, 10166298855, 13555065140, 16266078168, 20332597710, 27110130280, 40665195420, 81330390840]

約数ペア:

[(1, 81330390840), (2, 40665195420), (3, 27110130280), (4, 20332597710), (5, 16266078168), (6, 13555065140), (8, 10166298855), (10, 8133039084), (12, 6777532570), (15, 5422026056), (20, 4066519542), (24, 3388766285), (30, 2711013028), (40, 2033259771), (60, 1355506514), (120, 677753257)]