71880840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199669}}^1$

素因数の和:199686

約数の個数: 48

約数和(自身を含む): 233613900

約数和(自身を除く): 161733060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 199669, 399338, 599007, 798676, 998345, 1198014, 1597352, 1797021, 1996690, 2396028, 2995035, 3594042, 3993380, 4792056, 5990070, 7188084, 7986760, 8985105, 11980140, 14376168, 17970210, 23960280, 35940420, 71880840]

約数ペア:

[(1, 71880840), (2, 35940420), (3, 23960280), (4, 17970210), (5, 14376168), (6, 11980140), (8, 8985105), (9, 7986760), (10, 7188084), (12, 5990070), (15, 4792056), (18, 3993380), (20, 3594042), (24, 2995035), (30, 2396028), (36, 1996690), (40, 1797021), (45, 1597352), (60, 1198014), (72, 998345), (90, 798676), (120, 599007), (180, 399338), (360, 199669)]