242989040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{61987}}^1$

素因数の和:62014

約数の個数: 60

約数和(自身を含む): 657196776

約数和(自身を除く): 414207736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 61987, 123974, 247948, 309935, 433909, 495896, 619870, 867818, 991792, 1239740, 1735636, 2169545, 2479480, 3037363, 3471272, 4339090, 4958960, 6074726, 6942544, 8678180, 12149452, 15186815, 17356360, 24298904, 30373630, 34712720, 48597808, 60747260, 121494520, 242989040]

約数ペア:

[(1, 242989040), (2, 121494520), (4, 60747260), (5, 48597808), (7, 34712720), (8, 30373630), (10, 24298904), (14, 17356360), (16, 15186815), (20, 12149452), (28, 8678180), (35, 6942544), (40, 6074726), (49, 4958960), (56, 4339090), (70, 3471272), (80, 3037363), (98, 2479480), (112, 2169545), (140, 1735636), (196, 1239740), (245, 991792), (280, 867818), (392, 619870), (490, 495896), (560, 433909), (784, 309935), (980, 247948), (1960, 123974), (3920, 61987)]