1223200

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 3281040

約数和(自身を除く): 2057840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 139, 160, 176, 200, 220, 275, 278, 352, 400, 440, 550, 556, 695, 800, 880, 1100, 1112, 1390, 1529, 1760, 2200, 2224, 2780, 3058, 3475, 4400, 4448, 5560, 6116, 6950, 7645, 8800, 11120, 12232, 13900, 15290, 22240, 24464, 27800, 30580, 38225, 48928, 55600, 61160, 76450, 111200, 122320, 152900, 244640, 305800, 611600, 1223200]

約数ペア:

[(1, 1223200), (2, 611600), (4, 305800), (5, 244640), (8, 152900), (10, 122320), (11, 111200), (16, 76450), (20, 61160), (22, 55600), (25, 48928), (32, 38225), (40, 30580), (44, 27800), (50, 24464), (55, 22240), (80, 15290), (88, 13900), (100, 12232), (110, 11120), (139, 8800), (160, 7645), (176, 6950), (200, 6116), (220, 5560), (275, 4448), (278, 4400), (352, 3475), (400, 3058), (440, 2780), (550, 2224), (556, 2200), (695, 1760), (800, 1529), (880, 1390), (1100, 1112)]