215808460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{81131}}^1$

素因数の和:81166

約数の個数: 48

約数和(自身を含む): 545207040

約数和(自身を除く): 329398580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 81131, 162262, 324524, 405655, 567917, 811310, 1135834, 1541489, 1622620, 2271668, 2839585, 3082978, 5679170, 6165956, 7707445, 10790423, 11358340, 15414890, 21580846, 30829780, 43161692, 53952115, 107904230, 215808460]

約数ペア:

[(1, 215808460), (2, 107904230), (4, 53952115), (5, 43161692), (7, 30829780), (10, 21580846), (14, 15414890), (19, 11358340), (20, 10790423), (28, 7707445), (35, 6165956), (38, 5679170), (70, 3082978), (76, 2839585), (95, 2271668), (133, 1622620), (140, 1541489), (190, 1135834), (266, 811310), (380, 567917), (532, 405655), (665, 324524), (1330, 162262), (2660, 81131)]