142162720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{18133}}^1$

素因数の和:18162

約数の個数: 72

約数和(自身を含む): 390715164

約数和(自身を除く): 248552444

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 18133, 36266, 72532, 90665, 126931, 145064, 181330, 253862, 290128, 362660, 507724, 580256, 634655, 725320, 888517, 1015448, 1269310, 1450640, 1777034, 2030896, 2538620, 2901280, 3554068, 4061792, 4442585, 5077240, 7108136, 8885170, 10154480, 14216272, 17770340, 20308960, 28432544, 35540680, 71081360, 142162720]

約数ペア:

[(1, 142162720), (2, 71081360), (4, 35540680), (5, 28432544), (7, 20308960), (8, 17770340), (10, 14216272), (14, 10154480), (16, 8885170), (20, 7108136), (28, 5077240), (32, 4442585), (35, 4061792), (40, 3554068), (49, 2901280), (56, 2538620), (70, 2030896), (80, 1777034), (98, 1450640), (112, 1269310), (140, 1015448), (160, 888517), (196, 725320), (224, 634655), (245, 580256), (280, 507724), (392, 362660), (490, 290128), (560, 253862), (784, 181330), (980, 145064), (1120, 126931), (1568, 90665), (1960, 72532), (3920, 36266), (7840, 18133)]