198180720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{275251}}^1$

素因数の和:275270

約数の個数: 60

約数和(自身を含む): 665559336

約数和(自身を除く): 467378616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 275251, 550502, 825753, 1101004, 1376255, 1651506, 2202008, 2477259, 2752510, 3303012, 4128765, 4404016, 4954518, 5505020, 6606024, 8257530, 9909036, 11010040, 12386295, 13212048, 16515060, 19818072, 22020080, 24772590, 33030120, 39636144, 49545180, 66060240, 99090360, 198180720]

約数ペア:

[(1, 198180720), (2, 99090360), (3, 66060240), (4, 49545180), (5, 39636144), (6, 33030120), (8, 24772590), (9, 22020080), (10, 19818072), (12, 16515060), (15, 13212048), (16, 12386295), (18, 11010040), (20, 9909036), (24, 8257530), (30, 6606024), (36, 5505020), (40, 4954518), (45, 4404016), (48, 4128765), (60, 3303012), (72, 2752510), (80, 2477259), (90, 2202008), (120, 1651506), (144, 1376255), (180, 1101004), (240, 825753), (360, 550502), (720, 275251)]