151122020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{2719}}^1$

素因数の和:3132

約数の個数: 48

約数和(自身を含む): 363740160

約数和(自身を除く): 212618140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1588, 1985, 2719, 2779, 3970, 5438, 5558, 7940, 10876, 11116, 13595, 13895, 19033, 27190, 27790, 38066, 54380, 55580, 76132, 95165, 190330, 380660, 1079443, 2158886, 4317772, 5397215, 7556101, 10794430, 15112202, 21588860, 30224404, 37780505, 75561010, 151122020]

約数ペア:

[(1, 151122020), (2, 75561010), (4, 37780505), (5, 30224404), (7, 21588860), (10, 15112202), (14, 10794430), (20, 7556101), (28, 5397215), (35, 4317772), (70, 2158886), (140, 1079443), (397, 380660), (794, 190330), (1588, 95165), (1985, 76132), (2719, 55580), (2779, 54380), (3970, 38066), (5438, 27790), (5558, 27190), (7940, 19033), (10876, 13895), (11116, 13595)]