74848720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 179988480

約数和(自身を除く): 105139760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 127, 139, 212, 254, 265, 278, 424, 508, 530, 556, 635, 695, 848, 1016, 1060, 1112, 1270, 1390, 2032, 2120, 2224, 2540, 2780, 4240, 5080, 5560, 6731, 7367, 10160, 11120, 13462, 14734, 17653, 26924, 29468, 33655, 35306, 36835, 53848, 58936, 67310, 70612, 73670, 88265, 107696, 117872, 134620, 141224, 147340, 176530, 269240, 282448, 294680, 353060, 538480, 589360, 706120, 935609, 1412240, 1871218, 3742436, 4678045, 7484872, 9356090, 14969744, 18712180, 37424360, 74848720]

約数ペア:

[(1, 74848720), (2, 37424360), (4, 18712180), (5, 14969744), (8, 9356090), (10, 7484872), (16, 4678045), (20, 3742436), (40, 1871218), (53, 1412240), (80, 935609), (106, 706120), (127, 589360), (139, 538480), (212, 353060), (254, 294680), (265, 282448), (278, 269240), (424, 176530), (508, 147340), (530, 141224), (556, 134620), (635, 117872), (695, 107696), (848, 88265), (1016, 73670), (1060, 70612), (1112, 67310), (1270, 58936), (1390, 53848), (2032, 36835), (2120, 35306), (2224, 33655), (2540, 29468), (2780, 26924), (4240, 17653), (5080, 14734), (5560, 13462), (6731, 11120), (7367, 10160)]