80543340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{447463}}^1$

素因数の和:447478

約数の個数: 36

約数和(自身を含む): 244315344

約数和(自身を除く): 163772004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 447463, 894926, 1342389, 1789852, 2237315, 2684778, 4027167, 4474630, 5369556, 6711945, 8054334, 8949260, 13423890, 16108668, 20135835, 26847780, 40271670, 80543340]

約数ペア:

[(1, 80543340), (2, 40271670), (3, 26847780), (4, 20135835), (5, 16108668), (6, 13423890), (9, 8949260), (10, 8054334), (12, 6711945), (15, 5369556), (18, 4474630), (20, 4027167), (30, 2684778), (36, 2237315), (45, 1789852), (60, 1342389), (90, 894926), (180, 447463)]