201672320

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2267}}^1$

素因数の和:2425

約数の個数: 64

約数和(自身を含む): 485805600

約数和(自身を除く): 284133280

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, 2267, 2780, 4448, 4534, 5560, 8896, 9068, 11120, 11335, 17792, 18136, 22240, 22670, 36272, 44480, 45340, 72544, 88960, 90680, 145088, 181360, 290176, 315113, 362720, 630226, 725440, 1260452, 1450880, 1575565, 2520904, 3151130, 5041808, 6302260, 10083616, 12604520, 20167232, 25209040, 40334464, 50418080, 100836160, 201672320]

約数ペア:

[(1, 201672320), (2, 100836160), (4, 50418080), (5, 40334464), (8, 25209040), (10, 20167232), (16, 12604520), (20, 10083616), (32, 6302260), (40, 5041808), (64, 3151130), (80, 2520904), (128, 1575565), (139, 1450880), (160, 1260452), (278, 725440), (320, 630226), (556, 362720), (640, 315113), (695, 290176), (1112, 181360), (1390, 145088), (2224, 90680), (2267, 88960), (2780, 72544), (4448, 45340), (4534, 44480), (5560, 36272), (8896, 22670), (9068, 22240), (11120, 18136), (11335, 17792)]