71441680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{947}}^1$

素因数の和:1024

約数の個数: 80

約数和(自身を含む): 177738624

約数和(自身を除く): 106296944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 41, 46, 80, 82, 92, 115, 164, 184, 205, 230, 328, 368, 410, 460, 656, 820, 920, 943, 947, 1640, 1840, 1886, 1894, 3280, 3772, 3788, 4715, 4735, 7544, 7576, 9430, 9470, 15088, 15152, 18860, 18940, 21781, 37720, 37880, 38827, 43562, 75440, 75760, 77654, 87124, 108905, 155308, 174248, 194135, 217810, 310616, 348496, 388270, 435620, 621232, 776540, 871240, 893021, 1553080, 1742480, 1786042, 3106160, 3572084, 4465105, 7144168, 8930210, 14288336, 17860420, 35720840, 71441680]

約数ペア:

[(1, 71441680), (2, 35720840), (4, 17860420), (5, 14288336), (8, 8930210), (10, 7144168), (16, 4465105), (20, 3572084), (23, 3106160), (40, 1786042), (41, 1742480), (46, 1553080), (80, 893021), (82, 871240), (92, 776540), (115, 621232), (164, 435620), (184, 388270), (205, 348496), (230, 310616), (328, 217810), (368, 194135), (410, 174248), (460, 155308), (656, 108905), (820, 87124), (920, 77654), (943, 75760), (947, 75440), (1640, 43562), (1840, 38827), (1886, 37880), (1894, 37720), (3280, 21781), (3772, 18940), (3788, 18860), (4715, 15152), (4735, 15088), (7544, 9470), (7576, 9430)]