28343760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6947}}^1$

素因数の和:6980

約数の個数: 80

約数和(自身を含む): 93047616

約数和(自身を除く): 64703856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 6947, 13894, 20841, 27788, 34735, 41682, 55576, 69470, 83364, 104205, 111152, 118099, 138940, 166728, 208410, 236198, 277880, 333456, 354297, 416820, 472396, 555760, 590495, 708594, 833640, 944792, 1180990, 1417188, 1667280, 1771485, 1889584, 2361980, 2834376, 3542970, 4723960, 5668752, 7085940, 9447920, 14171880, 28343760]

約数ペア:

[(1, 28343760), (2, 14171880), (3, 9447920), (4, 7085940), (5, 5668752), (6, 4723960), (8, 3542970), (10, 2834376), (12, 2361980), (15, 1889584), (16, 1771485), (17, 1667280), (20, 1417188), (24, 1180990), (30, 944792), (34, 833640), (40, 708594), (48, 590495), (51, 555760), (60, 472396), (68, 416820), (80, 354297), (85, 333456), (102, 277880), (120, 236198), (136, 208410), (170, 166728), (204, 138940), (240, 118099), (255, 111152), (272, 104205), (340, 83364), (408, 69470), (510, 55576), (680, 41682), (816, 34735), (1020, 27788), (1360, 20841), (2040, 13894), (4080, 6947)]