218240280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{606223}}^1$

素因数の和:606240

約数の個数: 48

約数和(自身を含む): 709282080

約数和(自身を除く): 491041800

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, 606223, 1212446, 1818669, 2424892, 3031115, 3637338, 4849784, 5456007, 6062230, 7274676, 9093345, 10912014, 12124460, 14549352, 18186690, 21824028, 24248920, 27280035, 36373380, 43648056, 54560070, 72746760, 109120140, 218240280]

約数ペア:

[(1, 218240280), (2, 109120140), (3, 72746760), (4, 54560070), (5, 43648056), (6, 36373380), (8, 27280035), (9, 24248920), (10, 21824028), (12, 18186690), (15, 14549352), (18, 12124460), (20, 10912014), (24, 9093345), (30, 7274676), (36, 6062230), (40, 5456007), (45, 4849784), (60, 3637338), (72, 3031115), (90, 2424892), (120, 1818669), (180, 1212446), (360, 606223)]