29726480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:616

約数の個数: 80

約数和(自身を含む): 79875840

約数和(自身を除く): 50149360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 487, 545, 560, 763, 872, 974, 1090, 1526, 1744, 1948, 2180, 2435, 3052, 3409, 3815, 3896, 4360, 4870, 6104, 6818, 7630, 7792, 8720, 9740, 12208, 13636, 15260, 17045, 19480, 27272, 30520, 34090, 38960, 53083, 54544, 61040, 68180, 106166, 136360, 212332, 265415, 272720, 371581, 424664, 530830, 743162, 849328, 1061660, 1486324, 1857905, 2123320, 2972648, 3715810, 4246640, 5945296, 7431620, 14863240, 29726480]

約数ペア:

[(1, 29726480), (2, 14863240), (4, 7431620), (5, 5945296), (7, 4246640), (8, 3715810), (10, 2972648), (14, 2123320), (16, 1857905), (20, 1486324), (28, 1061660), (35, 849328), (40, 743162), (56, 530830), (70, 424664), (80, 371581), (109, 272720), (112, 265415), (140, 212332), (218, 136360), (280, 106166), (436, 68180), (487, 61040), (545, 54544), (560, 53083), (763, 38960), (872, 34090), (974, 30520), (1090, 27272), (1526, 19480), (1744, 17045), (1948, 15260), (2180, 13636), (2435, 12208), (3052, 9740), (3409, 8720), (3815, 7792), (3896, 7630), (4360, 6818), (4870, 6104)]