2851440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^2$

素因数の和:234

約数の個数: 60

約数和(自身を含む): 8921304

約数和(自身を除く): 6069864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 4360, 5232, 6540, 8720, 11881, 13080, 23762, 26160, 35643, 47524, 59405, 71286, 95048, 118810, 142572, 178215, 190096, 237620, 285144, 356430, 475240, 570288, 712860, 950480, 1425720, 2851440]

約数ペア:

[(1, 2851440), (2, 1425720), (3, 950480), (4, 712860), (5, 570288), (6, 475240), (8, 356430), (10, 285144), (12, 237620), (15, 190096), (16, 178215), (20, 142572), (24, 118810), (30, 95048), (40, 71286), (48, 59405), (60, 47524), (80, 35643), (109, 26160), (120, 23762), (218, 13080), (240, 11881), (327, 8720), (436, 6540), (545, 5232), (654, 4360), (872, 3270), (1090, 2616), (1308, 2180), (1635, 1744)]