31398540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{4801}}^1$

素因数の和:4922

約数の個数: 48

約数和(自身を含む): 88740960

約数和(自身を除く): 57342420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 4801, 6540, 9602, 14403, 19204, 24005, 28806, 48010, 57612, 72015, 96020, 144030, 288060, 523309, 1046618, 1569927, 2093236, 2616545, 3139854, 5233090, 6279708, 7849635, 10466180, 15699270, 31398540]

約数ペア:

[(1, 31398540), (2, 15699270), (3, 10466180), (4, 7849635), (5, 6279708), (6, 5233090), (10, 3139854), (12, 2616545), (15, 2093236), (20, 1569927), (30, 1046618), (60, 523309), (109, 288060), (218, 144030), (327, 96020), (436, 72015), (545, 57612), (654, 48010), (1090, 28806), (1308, 24005), (1635, 19204), (2180, 14403), (3270, 9602), (4801, 6540)]