145891120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2341}}^1$

素因数の和:2414

約数の個数: 80

約数和(自身を含む): 365914080

約数和(自身を除く): 220022960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1520, 1558, 1640, 2341, 3116, 3280, 3895, 4682, 6232, 7790, 9364, 11705, 12464, 15580, 18728, 23410, 31160, 37456, 44479, 46820, 62320, 88958, 93640, 95981, 177916, 187280, 191962, 222395, 355832, 383924, 444790, 479905, 711664, 767848, 889580, 959810, 1535696, 1779160, 1823639, 1919620, 3558320, 3647278, 3839240, 7294556, 7678480, 9118195, 14589112, 18236390, 29178224, 36472780, 72945560, 145891120]

約数ペア:

[(1, 145891120), (2, 72945560), (4, 36472780), (5, 29178224), (8, 18236390), (10, 14589112), (16, 9118195), (19, 7678480), (20, 7294556), (38, 3839240), (40, 3647278), (41, 3558320), (76, 1919620), (80, 1823639), (82, 1779160), (95, 1535696), (152, 959810), (164, 889580), (190, 767848), (205, 711664), (304, 479905), (328, 444790), (380, 383924), (410, 355832), (656, 222395), (760, 191962), (779, 187280), (820, 177916), (1520, 95981), (1558, 93640), (1640, 88958), (2341, 62320), (3116, 46820), (3280, 44479), (3895, 37456), (4682, 31160), (6232, 23410), (7790, 18728), (9364, 15580), (11705, 12464)]