158128020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{878489}}^1$

素因数の和:878504

約数の個数: 36

約数和(自身を含む): 479655540

約数和(自身を除く): 321527520

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 878489, 1756978, 2635467, 3513956, 4392445, 5270934, 7906401, 8784890, 10541868, 13177335, 15812802, 17569780, 26354670, 31625604, 39532005, 52709340, 79064010, 158128020]

約数ペア:

[(1, 158128020), (2, 79064010), (3, 52709340), (4, 39532005), (5, 31625604), (6, 26354670), (9, 17569780), (10, 15812802), (12, 13177335), (15, 10541868), (18, 8784890), (20, 7906401), (30, 5270934), (36, 4392445), (45, 3513956), (60, 2635467), (90, 1756978), (180, 878489)]