219678120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{610217}}^1$

素因数の和:610234

約数の個数: 48

約数和(自身を含む): 713955060

約数和(自身を除く): 494276940

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, 610217, 1220434, 1830651, 2440868, 3051085, 3661302, 4881736, 5491953, 6102170, 7322604, 9153255, 10983906, 12204340, 14645208, 18306510, 21967812, 24408680, 27459765, 36613020, 43935624, 54919530, 73226040, 109839060, 219678120]

約数ペア:

[(1, 219678120), (2, 109839060), (3, 73226040), (4, 54919530), (5, 43935624), (6, 36613020), (8, 27459765), (9, 24408680), (10, 21967812), (12, 18306510), (15, 14645208), (18, 12204340), (20, 10983906), (24, 9153255), (30, 7322604), (36, 6102170), (40, 5491953), (45, 4881736), (60, 3661302), (72, 3051085), (90, 2440868), (120, 1830651), (180, 1220434), (360, 610217)]