197255280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{821897}}^1$

素因数の和:821913

約数の個数: 40

約数和(自身を含む): 611492112

約数和(自身を除く): 414236832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 821897, 1643794, 2465691, 3287588, 4109485, 4931382, 6575176, 8218970, 9862764, 12328455, 13150352, 16437940, 19725528, 24656910, 32875880, 39451056, 49313820, 65751760, 98627640, 197255280]

約数ペア:

[(1, 197255280), (2, 98627640), (3, 65751760), (4, 49313820), (5, 39451056), (6, 32875880), (8, 24656910), (10, 19725528), (12, 16437940), (15, 13150352), (16, 12328455), (20, 9862764), (24, 8218970), (30, 6575176), (40, 4931382), (48, 4109485), (60, 3287588), (80, 2465691), (120, 1643794), (240, 821897)]