73144120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{261229}}^1$

素因数の和:261247

約数の個数: 32

約数和(自身を含む): 188085600

約数和(自身を除く): 114941480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 261229, 522458, 1044916, 1306145, 1828603, 2089832, 2612290, 3657206, 5224580, 7314412, 9143015, 10449160, 14628824, 18286030, 36572060, 73144120]

約数ペア:

[(1, 73144120), (2, 36572060), (4, 18286030), (5, 14628824), (7, 10449160), (8, 9143015), (10, 7314412), (14, 5224580), (20, 3657206), (28, 2612290), (35, 2089832), (40, 1828603), (56, 1306145), (70, 1044916), (140, 522458), (280, 261229)]