164228120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5381}}^1$

素因数の和:5508

約数の個数: 64

約数和(自身を含む): 426254400

約数和(自身を除く): 262026280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 280, 436, 545, 763, 872, 1090, 1526, 2180, 3052, 3815, 4360, 5381, 6104, 7630, 10762, 15260, 21524, 26905, 30520, 37667, 43048, 53810, 75334, 107620, 150668, 188335, 215240, 301336, 376670, 586529, 753340, 1173058, 1506680, 2346116, 2932645, 4105703, 4692232, 5865290, 8211406, 11730580, 16422812, 20528515, 23461160, 32845624, 41057030, 82114060, 164228120]

約数ペア:

[(1, 164228120), (2, 82114060), (4, 41057030), (5, 32845624), (7, 23461160), (8, 20528515), (10, 16422812), (14, 11730580), (20, 8211406), (28, 5865290), (35, 4692232), (40, 4105703), (56, 2932645), (70, 2346116), (109, 1506680), (140, 1173058), (218, 753340), (280, 586529), (436, 376670), (545, 301336), (763, 215240), (872, 188335), (1090, 150668), (1526, 107620), (2180, 75334), (3052, 53810), (3815, 43048), (4360, 37667), (5381, 30520), (6104, 26905), (7630, 21524), (10762, 15260)]