221270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:152

約数の個数: 32

約数和(自身を含む): 475200

約数和(自身を除く): 253930

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 109, 145, 203, 218, 290, 406, 545, 763, 1015, 1090, 1526, 2030, 3161, 3815, 6322, 7630, 15805, 22127, 31610, 44254, 110635, 221270]

約数ペア:

[(1, 221270), (2, 110635), (5, 44254), (7, 31610), (10, 22127), (14, 15805), (29, 7630), (35, 6322), (58, 3815), (70, 3161), (109, 2030), (145, 1526), (203, 1090), (218, 1015), (290, 763), (406, 545)]