2991160760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{181063}}^1$

素因数の和:181140

約数の個数: 64

約数和(自身を含む): 7821964800

約数和(自身を除く): 4830804040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1652, 2065, 2360, 3304, 4130, 8260, 16520, 181063, 362126, 724252, 905315, 1267441, 1448504, 1810630, 2534882, 3621260, 5069764, 6337205, 7242520, 10139528, 10682717, 12674410, 21365434, 25348820, 42730868, 50697640, 53413585, 74779019, 85461736, 106827170, 149558038, 213654340, 299116076, 373895095, 427308680, 598232152, 747790190, 1495580380, 2991160760]

約数ペア:

[(1, 2991160760), (2, 1495580380), (4, 747790190), (5, 598232152), (7, 427308680), (8, 373895095), (10, 299116076), (14, 213654340), (20, 149558038), (28, 106827170), (35, 85461736), (40, 74779019), (56, 53413585), (59, 50697640), (70, 42730868), (118, 25348820), (140, 21365434), (236, 12674410), (280, 10682717), (295, 10139528), (413, 7242520), (472, 6337205), (590, 5069764), (826, 3621260), (1180, 2534882), (1652, 1810630), (2065, 1448504), (2360, 1267441), (3304, 905315), (4130, 724252), (8260, 362126), (16520, 181063)]