30768780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{73259}}^1$

素因数の和:73278

約数の個数: 48

約数和(自身を含む): 98461440

約数和(自身を除く): 67692660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 73259, 146518, 219777, 293036, 366295, 439554, 512813, 732590, 879108, 1025626, 1098885, 1465180, 1538439, 2051252, 2197770, 2564065, 3076878, 4395540, 5128130, 6153756, 7692195, 10256260, 15384390, 30768780]

約数ペア:

[(1, 30768780), (2, 15384390), (3, 10256260), (4, 7692195), (5, 6153756), (6, 5128130), (7, 4395540), (10, 3076878), (12, 2564065), (14, 2197770), (15, 2051252), (20, 1538439), (21, 1465180), (28, 1098885), (30, 1025626), (35, 879108), (42, 732590), (60, 512813), (70, 439554), (84, 366295), (105, 293036), (140, 219777), (210, 146518), (420, 73259)]