81853560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{227371}}^1$

素因数の和:227388

約数の個数: 48

約数和(自身を含む): 266025240

約数和(自身を除く): 184171680

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, 227371, 454742, 682113, 909484, 1136855, 1364226, 1818968, 2046339, 2273710, 2728452, 3410565, 4092678, 4547420, 5456904, 6821130, 8185356, 9094840, 10231695, 13642260, 16370712, 20463390, 27284520, 40926780, 81853560]

約数ペア:

[(1, 81853560), (2, 40926780), (3, 27284520), (4, 20463390), (5, 16370712), (6, 13642260), (8, 10231695), (9, 9094840), (10, 8185356), (12, 6821130), (15, 5456904), (18, 4547420), (20, 4092678), (24, 3410565), (30, 2728452), (36, 2273710), (40, 2046339), (45, 1818968), (60, 1364226), (72, 1136855), (90, 909484), (120, 682113), (180, 454742), (360, 227371)]