64885440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{67589}}^1$

素因数の和:67609

約数の個数: 56

約数和(自身を含む): 206014320

約数和(自身を除く): 141128880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 67589, 135178, 202767, 270356, 337945, 405534, 540712, 675890, 811068, 1013835, 1081424, 1351780, 1622136, 2027670, 2162848, 2703560, 3244272, 4055340, 4325696, 5407120, 6488544, 8110680, 10814240, 12977088, 16221360, 21628480, 32442720, 64885440]

約数ペア:

[(1, 64885440), (2, 32442720), (3, 21628480), (4, 16221360), (5, 12977088), (6, 10814240), (8, 8110680), (10, 6488544), (12, 5407120), (15, 4325696), (16, 4055340), (20, 3244272), (24, 2703560), (30, 2162848), (32, 2027670), (40, 1622136), (48, 1351780), (60, 1081424), (64, 1013835), (80, 811068), (96, 675890), (120, 540712), (160, 405534), (192, 337945), (240, 270356), (320, 202767), (480, 135178), (960, 67589)]