70081020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2801}}^1$

素因数の和:2955

約数の個数: 72

約数和(自身を含む): 214184880

約数和(自身を除く): 144103860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 2801, 4170, 5004, 5602, 6255, 8340, 8403, 11204, 12510, 14005, 16806, 25020, 25209, 28010, 33612, 42015, 50418, 56020, 84030, 100836, 126045, 168060, 252090, 389339, 504180, 778678, 1168017, 1557356, 1946695, 2336034, 3504051, 3893390, 4672068, 5840085, 7008102, 7786780, 11680170, 14016204, 17520255, 23360340, 35040510, 70081020]

約数ペア:

[(1, 70081020), (2, 35040510), (3, 23360340), (4, 17520255), (5, 14016204), (6, 11680170), (9, 7786780), (10, 7008102), (12, 5840085), (15, 4672068), (18, 3893390), (20, 3504051), (30, 2336034), (36, 1946695), (45, 1557356), (60, 1168017), (90, 778678), (139, 504180), (180, 389339), (278, 252090), (417, 168060), (556, 126045), (695, 100836), (834, 84030), (1251, 56020), (1390, 50418), (1668, 42015), (2085, 33612), (2502, 28010), (2780, 25209), (2801, 25020), (4170, 16806), (5004, 14005), (5602, 12510), (6255, 11204), (8340, 8403)]