420234960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1750979}}^1$

素因数の和:1750995

約数の個数: 40

約数和(自身を含む): 1302729120

約数和(自身を除く): 882494160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1750979, 3501958, 5252937, 7003916, 8754895, 10505874, 14007832, 17509790, 21011748, 26264685, 28015664, 35019580, 42023496, 52529370, 70039160, 84046992, 105058740, 140078320, 210117480, 420234960]

約数ペア:

[(1, 420234960), (2, 210117480), (3, 140078320), (4, 105058740), (5, 84046992), (6, 70039160), (8, 52529370), (10, 42023496), (12, 35019580), (15, 28015664), (16, 26264685), (20, 21011748), (24, 17509790), (30, 14007832), (40, 10505874), (48, 8754895), (60, 7003916), (80, 5252937), (120, 3501958), (240, 1750979)]