199142720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{88903}}^1$

素因数の和:88927

約数の個数: 56

約数和(自身を含む): 541958784

約数和(自身を除く): 342816064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 88903, 177806, 355612, 444515, 622321, 711224, 889030, 1244642, 1422448, 1778060, 2489284, 2844896, 3111605, 3556120, 4978568, 5689792, 6223210, 7112240, 9957136, 12446420, 14224480, 19914272, 24892840, 28448960, 39828544, 49785680, 99571360, 199142720]

約数ペア:

[(1, 199142720), (2, 99571360), (4, 49785680), (5, 39828544), (7, 28448960), (8, 24892840), (10, 19914272), (14, 14224480), (16, 12446420), (20, 9957136), (28, 7112240), (32, 6223210), (35, 5689792), (40, 4978568), (56, 3556120), (64, 3111605), (70, 2844896), (80, 2489284), (112, 1778060), (140, 1422448), (160, 1244642), (224, 889030), (280, 711224), (320, 622321), (448, 444515), (560, 355612), (1120, 177806), (2240, 88903)]