880204440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{28541}}^1$

素因数の和:28812

約数の個数: 64

約数和(自身を含む): 2650980960

約数和(自身を除く): 1770776520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 6168, 7710, 10280, 15420, 28541, 30840, 57082, 85623, 114164, 142705, 171246, 228328, 285410, 342492, 428115, 570820, 684984, 856230, 1141640, 1712460, 3424920, 7335037, 14670074, 22005111, 29340148, 36675185, 44010222, 58680296, 73350370, 88020444, 110025555, 146700740, 176040888, 220051110, 293401480, 440102220, 880204440]

約数ペア:

[(1, 880204440), (2, 440102220), (3, 293401480), (4, 220051110), (5, 176040888), (6, 146700740), (8, 110025555), (10, 88020444), (12, 73350370), (15, 58680296), (20, 44010222), (24, 36675185), (30, 29340148), (40, 22005111), (60, 14670074), (120, 7335037), (257, 3424920), (514, 1712460), (771, 1141640), (1028, 856230), (1285, 684984), (1542, 570820), (2056, 428115), (2570, 342492), (3084, 285410), (3855, 228328), (5140, 171246), (6168, 142705), (7710, 114164), (10280, 85623), (15420, 57082), (28541, 30840)]