71674960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{859}}^1$

素因数の和:1028

約数の個数: 80

約数和(自身を含む): 191952000

約数和(自身を除く): 120277040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 149, 280, 298, 560, 596, 745, 859, 1043, 1192, 1490, 1718, 2086, 2384, 2980, 3436, 4172, 4295, 5215, 5960, 6013, 6872, 8344, 8590, 10430, 11920, 12026, 13744, 16688, 17180, 20860, 24052, 30065, 34360, 41720, 48104, 60130, 68720, 83440, 96208, 120260, 127991, 240520, 255982, 481040, 511964, 639955, 895937, 1023928, 1279910, 1791874, 2047856, 2559820, 3583748, 4479685, 5119640, 7167496, 8959370, 10239280, 14334992, 17918740, 35837480, 71674960]

約数ペア:

[(1, 71674960), (2, 35837480), (4, 17918740), (5, 14334992), (7, 10239280), (8, 8959370), (10, 7167496), (14, 5119640), (16, 4479685), (20, 3583748), (28, 2559820), (35, 2047856), (40, 1791874), (56, 1279910), (70, 1023928), (80, 895937), (112, 639955), (140, 511964), (149, 481040), (280, 255982), (298, 240520), (560, 127991), (596, 120260), (745, 96208), (859, 83440), (1043, 68720), (1192, 60130), (1490, 48104), (1718, 41720), (2086, 34360), (2384, 30065), (2980, 24052), (3436, 20860), (4172, 17180), (4295, 16688), (5215, 13744), (5960, 12026), (6013, 11920), (6872, 10430), (8344, 8590)]