123171520

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:258

約数の個数: 112

約数和(自身を含む): 307165248

約数和(自身を除く): 183993728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 101, 103, 148, 160, 185, 202, 206, 296, 320, 370, 404, 412, 505, 515, 592, 740, 808, 824, 1010, 1030, 1184, 1480, 1616, 1648, 2020, 2060, 2368, 2960, 3232, 3296, 3737, 3811, 4040, 4120, 5920, 6464, 6592, 7474, 7622, 8080, 8240, 10403, 11840, 14948, 15244, 16160, 16480, 18685, 19055, 20806, 29896, 30488, 32320, 32960, 37370, 38110, 41612, 52015, 59792, 60976, 74740, 76220, 83224, 104030, 119584, 121952, 149480, 152440, 166448, 208060, 239168, 243904, 298960, 304880, 332896, 384911, 416120, 597920, 609760, 665792, 769822, 832240, 1195840, 1219520, 1539644, 1664480, 1924555, 3079288, 3328960, 3849110, 6158576, 7698220, 12317152, 15396440, 24634304, 30792880, 61585760, 123171520]

約数ペア:

[(1, 123171520), (2, 61585760), (4, 30792880), (5, 24634304), (8, 15396440), (10, 12317152), (16, 7698220), (20, 6158576), (32, 3849110), (37, 3328960), (40, 3079288), (64, 1924555), (74, 1664480), (80, 1539644), (101, 1219520), (103, 1195840), (148, 832240), (160, 769822), (185, 665792), (202, 609760), (206, 597920), (296, 416120), (320, 384911), (370, 332896), (404, 304880), (412, 298960), (505, 243904), (515, 239168), (592, 208060), (740, 166448), (808, 152440), (824, 149480), (1010, 121952), (1030, 119584), (1184, 104030), (1480, 83224), (1616, 76220), (1648, 74740), (2020, 60976), (2060, 59792), (2368, 52015), (2960, 41612), (3232, 38110), (3296, 37370), (3737, 32960), (3811, 32320), (4040, 30488), (4120, 29896), (5920, 20806), (6464, 19055), (6592, 18685), (7474, 16480), (7622, 16160), (8080, 15244), (8240, 14948), (10403, 11840)]