215424720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42743}}^1$

素因数の和:42769

約数の個数: 120

約数和(自身を含む): 826839936

約数和(自身を除く): 611415216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42743, 85486, 128229, 170972, 213715, 256458, 299201, 341944, 384687, 427430, 512916, 598402, 641145, 683888, 769374, 854860, 897603, 1025832, 1196804, 1282290, 1496005, 1538748, 1709720, 1795206, 1923435, 2051664, 2393608, 2564580, 2692809, 2992010, 3077496, 3419440, 3590412, 3846870, 4488015, 4787216, 5129160, 5385618, 5984020, 6154992, 7180824, 7693740, 8976030, 10258320, 10771236, 11968040, 13464045, 14361648, 15387480, 17952060, 21542472, 23936080, 26928090, 30774960, 35904120, 43084944, 53856180, 71808240, 107712360, 215424720]

約数ペア:

[(1, 215424720), (2, 107712360), (3, 71808240), (4, 53856180), (5, 43084944), (6, 35904120), (7, 30774960), (8, 26928090), (9, 23936080), (10, 21542472), (12, 17952060), (14, 15387480), (15, 14361648), (16, 13464045), (18, 11968040), (20, 10771236), (21, 10258320), (24, 8976030), (28, 7693740), (30, 7180824), (35, 6154992), (36, 5984020), (40, 5385618), (42, 5129160), (45, 4787216), (48, 4488015), (56, 3846870), (60, 3590412), (63, 3419440), (70, 3077496), (72, 2992010), (80, 2692809), (84, 2564580), (90, 2393608), (105, 2051664), (112, 1923435), (120, 1795206), (126, 1709720), (140, 1538748), (144, 1496005), (168, 1282290), (180, 1196804), (210, 1025832), (240, 897603), (252, 854860), (280, 769374), (315, 683888), (336, 641145), (360, 598402), (420, 512916), (504, 427430), (560, 384687), (630, 341944), (720, 299201), (840, 256458), (1008, 213715), (1260, 170972), (1680, 128229), (2520, 85486), (5040, 42743)]