282981760

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3181}}^1$

素因数の和:3339

約数の個数: 64

約数和(自身を含む): 681584400

約数和(自身を除く): 398602640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 2224, 2780, 3181, 4448, 5560, 6362, 8896, 11120, 12724, 15905, 17792, 22240, 25448, 31810, 44480, 50896, 63620, 88960, 101792, 127240, 203584, 254480, 407168, 442159, 508960, 884318, 1017920, 1768636, 2035840, 2210795, 3537272, 4421590, 7074544, 8843180, 14149088, 17686360, 28298176, 35372720, 56596352, 70745440, 141490880, 282981760]

約数ペア:

[(1, 282981760), (2, 141490880), (4, 70745440), (5, 56596352), (8, 35372720), (10, 28298176), (16, 17686360), (20, 14149088), (32, 8843180), (40, 7074544), (64, 4421590), (80, 3537272), (128, 2210795), (139, 2035840), (160, 1768636), (278, 1017920), (320, 884318), (556, 508960), (640, 442159), (695, 407168), (1112, 254480), (1390, 203584), (2224, 127240), (2780, 101792), (3181, 88960), (4448, 63620), (5560, 50896), (6362, 44480), (8896, 31810), (11120, 25448), (12724, 22240), (15905, 17792)]