179957680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1523}}^1$

素因数の和:1754

約数の個数: 80

約数和(自身を含む): 480754944

約数和(自身を除く): 300797264

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 211, 280, 422, 560, 844, 1055, 1477, 1523, 1688, 2110, 2954, 3046, 3376, 4220, 5908, 6092, 7385, 7615, 8440, 10661, 11816, 12184, 14770, 15230, 16880, 21322, 23632, 24368, 29540, 30460, 42644, 53305, 59080, 60920, 85288, 106610, 118160, 121840, 170576, 213220, 321353, 426440, 642706, 852880, 1285412, 1606765, 2249471, 2570824, 3213530, 4498942, 5141648, 6427060, 8997884, 11247355, 12854120, 17995768, 22494710, 25708240, 35991536, 44989420, 89978840, 179957680]

約数ペア:

[(1, 179957680), (2, 89978840), (4, 44989420), (5, 35991536), (7, 25708240), (8, 22494710), (10, 17995768), (14, 12854120), (16, 11247355), (20, 8997884), (28, 6427060), (35, 5141648), (40, 4498942), (56, 3213530), (70, 2570824), (80, 2249471), (112, 1606765), (140, 1285412), (211, 852880), (280, 642706), (422, 426440), (560, 321353), (844, 213220), (1055, 170576), (1477, 121840), (1523, 118160), (1688, 106610), (2110, 85288), (2954, 60920), (3046, 59080), (3376, 53305), (4220, 42644), (5908, 30460), (6092, 29540), (7385, 24368), (7615, 23632), (8440, 21322), (10661, 16880), (11816, 15230), (12184, 14770)]