90698040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{251939}}^1$

素因数の和:251956

約数の個数: 48

約数和(自身を含む): 294769800

約数和(自身を除く): 204071760

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, 251939, 503878, 755817, 1007756, 1259695, 1511634, 2015512, 2267451, 2519390, 3023268, 3779085, 4534902, 5038780, 6046536, 7558170, 9069804, 10077560, 11337255, 15116340, 18139608, 22674510, 30232680, 45349020, 90698040]

約数ペア:

[(1, 90698040), (2, 45349020), (3, 30232680), (4, 22674510), (5, 18139608), (6, 15116340), (8, 11337255), (9, 10077560), (10, 9069804), (12, 7558170), (15, 6046536), (18, 5038780), (20, 4534902), (24, 3779085), (30, 3023268), (36, 2519390), (40, 2267451), (45, 2015512), (60, 1511634), (72, 1259695), (90, 1007756), (120, 755817), (180, 503878), (360, 251939)]