67643240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7793}}^1$

素因数の和:7842

約数の個数: 64

約数和(自身を含む): 179573760

約数和(自身を除く): 111930520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 7793, 8680, 15586, 31172, 38965, 54551, 62344, 77930, 109102, 155860, 218204, 241583, 272755, 311720, 436408, 483166, 545510, 966332, 1091020, 1207915, 1691081, 1932664, 2182040, 2415830, 3382162, 4831660, 6764324, 8455405, 9663320, 13528648, 16910810, 33821620, 67643240]

約数ペア:

[(1, 67643240), (2, 33821620), (4, 16910810), (5, 13528648), (7, 9663320), (8, 8455405), (10, 6764324), (14, 4831660), (20, 3382162), (28, 2415830), (31, 2182040), (35, 1932664), (40, 1691081), (56, 1207915), (62, 1091020), (70, 966332), (124, 545510), (140, 483166), (155, 436408), (217, 311720), (248, 272755), (280, 241583), (310, 218204), (434, 155860), (620, 109102), (868, 77930), (1085, 62344), (1240, 54551), (1736, 38965), (2170, 31172), (4340, 15586), (7793, 8680)]