51478320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1123}}^1$

素因数の和:1330

約数の個数: 80

約数和(自身を含む): 160561152

約数和(自身を除く): 109082832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 191, 240, 382, 573, 764, 955, 1123, 1146, 1528, 1910, 2246, 2292, 2865, 3056, 3369, 3820, 4492, 4584, 5615, 5730, 6738, 7640, 8984, 9168, 11230, 11460, 13476, 15280, 16845, 17968, 22460, 22920, 26952, 33690, 44920, 45840, 53904, 67380, 89840, 134760, 214493, 269520, 428986, 643479, 857972, 1072465, 1286958, 1715944, 2144930, 2573916, 3217395, 3431888, 4289860, 5147832, 6434790, 8579720, 10295664, 12869580, 17159440, 25739160, 51478320]

約数ペア:

[(1, 51478320), (2, 25739160), (3, 17159440), (4, 12869580), (5, 10295664), (6, 8579720), (8, 6434790), (10, 5147832), (12, 4289860), (15, 3431888), (16, 3217395), (20, 2573916), (24, 2144930), (30, 1715944), (40, 1286958), (48, 1072465), (60, 857972), (80, 643479), (120, 428986), (191, 269520), (240, 214493), (382, 134760), (573, 89840), (764, 67380), (955, 53904), (1123, 45840), (1146, 44920), (1528, 33690), (1910, 26952), (2246, 22920), (2292, 22460), (2865, 17968), (3056, 16845), (3369, 15280), (3820, 13476), (4492, 11460), (4584, 11230), (5615, 9168), (5730, 8984), (6738, 7640)]