140848148

素因数分解:

$2^2\times 7^3\times {\mathrm{251}}^1\times {\mathrm{409}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 289296000

約数和(自身を除く): 148447852

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 251, 343, 409, 502, 686, 818, 1004, 1372, 1636, 1757, 2863, 3514, 5726, 7028, 11452, 12299, 20041, 24598, 40082, 49196, 80164, 86093, 102659, 140287, 172186, 205318, 280574, 344372, 410636, 561148, 718613, 1437226, 2874452, 5030291, 10060582, 20121164, 35212037, 70424074, 140848148]

約数ペア:

[(1, 140848148), (2, 70424074), (4, 35212037), (7, 20121164), (14, 10060582), (28, 5030291), (49, 2874452), (98, 1437226), (196, 718613), (251, 561148), (343, 410636), (409, 344372), (502, 280574), (686, 205318), (818, 172186), (1004, 140287), (1372, 102659), (1636, 86093), (1757, 80164), (2863, 49196), (3514, 40082), (5726, 24598), (7028, 20041), (11452, 12299)]