1425720

素因数分解:

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

素因数の和:232

約数の個数: 48

約数和(自身を含む): 4316760

約数和(自身を除く): 2891040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1635, 2180, 2616, 3270, 4360, 6540, 11881, 13080, 23762, 35643, 47524, 59405, 71286, 95048, 118810, 142572, 178215, 237620, 285144, 356430, 475240, 712860, 1425720]

約数ペア:

[(1, 1425720), (2, 712860), (3, 475240), (4, 356430), (5, 285144), (6, 237620), (8, 178215), (10, 142572), (12, 118810), (15, 95048), (20, 71286), (24, 59405), (30, 47524), (40, 35643), (60, 23762), (109, 13080), (120, 11881), (218, 6540), (327, 4360), (436, 3270), (545, 2616), (654, 2180), (872, 1635), (1090, 1308)]