281446240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{92581}}^1$

素因数の和:92615

約数の個数: 48

約数和(自身を含む): 699919920

約数和(自身を除く): 418473680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 92581, 185162, 370324, 462905, 740648, 925810, 1481296, 1759039, 1851620, 2962592, 3518078, 3703240, 7036156, 7406480, 8795195, 14072312, 14812960, 17590390, 28144624, 35180780, 56289248, 70361560, 140723120, 281446240]

約数ペア:

[(1, 281446240), (2, 140723120), (4, 70361560), (5, 56289248), (8, 35180780), (10, 28144624), (16, 17590390), (19, 14812960), (20, 14072312), (32, 8795195), (38, 7406480), (40, 7036156), (76, 3703240), (80, 3518078), (95, 2962592), (152, 1851620), (160, 1759039), (190, 1481296), (304, 925810), (380, 740648), (608, 462905), (760, 370324), (1520, 185162), (3040, 92581)]