3158080

素因数分解:

$2^6\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 56

約数和(自身を含む): 7680960

約数和(自身を除く): 4522880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 139, 142, 160, 278, 284, 320, 355, 556, 568, 695, 710, 1112, 1136, 1390, 1420, 2224, 2272, 2780, 2840, 4448, 4544, 5560, 5680, 8896, 9869, 11120, 11360, 19738, 22240, 22720, 39476, 44480, 49345, 78952, 98690, 157904, 197380, 315808, 394760, 631616, 789520, 1579040, 3158080]

約数ペア:

[(1, 3158080), (2, 1579040), (4, 789520), (5, 631616), (8, 394760), (10, 315808), (16, 197380), (20, 157904), (32, 98690), (40, 78952), (64, 49345), (71, 44480), (80, 39476), (139, 22720), (142, 22240), (160, 19738), (278, 11360), (284, 11120), (320, 9869), (355, 8896), (556, 5680), (568, 5560), (695, 4544), (710, 4448), (1112, 2840), (1136, 2780), (1390, 2272), (1420, 2224)]