68740480

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5653}}^1$

素因数の和:5691

約数の個数: 64

約数和(自身を含む): 173012400

約数和(自身を除く): 104271920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5653, 6080, 11306, 12160, 22612, 28265, 45224, 56530, 90448, 107407, 113060, 180896, 214814, 226120, 361792, 429628, 452240, 537035, 723584, 859256, 904480, 1074070, 1718512, 1808960, 2148140, 3437024, 3617920, 4296280, 6874048, 8592560, 13748096, 17185120, 34370240, 68740480]

約数ペア:

[(1, 68740480), (2, 34370240), (4, 17185120), (5, 13748096), (8, 8592560), (10, 6874048), (16, 4296280), (19, 3617920), (20, 3437024), (32, 2148140), (38, 1808960), (40, 1718512), (64, 1074070), (76, 904480), (80, 859256), (95, 723584), (128, 537035), (152, 452240), (160, 429628), (190, 361792), (304, 226120), (320, 214814), (380, 180896), (608, 113060), (640, 107407), (760, 90448), (1216, 56530), (1520, 45224), (2432, 28265), (3040, 22612), (5653, 12160), (6080, 11306)]