255397140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1418873}}^1$

素因数の和:1418888

約数の個数: 36

約数和(自身を含む): 774705204

約数和(自身を除く): 519308064

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1418873, 2837746, 4256619, 5675492, 7094365, 8513238, 12769857, 14188730, 17026476, 21283095, 25539714, 28377460, 42566190, 51079428, 63849285, 85132380, 127698570, 255397140]

約数ペア:

[(1, 255397140), (2, 127698570), (3, 85132380), (4, 63849285), (5, 51079428), (6, 42566190), (9, 28377460), (10, 25539714), (12, 21283095), (15, 17026476), (18, 14188730), (20, 12769857), (30, 8513238), (36, 7094365), (45, 5675492), (60, 4256619), (90, 2837746), (180, 1418873)]