291030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:208

約数の個数: 32

約数和(自身を含む): 712800

約数和(自身を除く): 421770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 109, 178, 218, 267, 327, 445, 534, 545, 654, 890, 1090, 1335, 1635, 2670, 3270, 9701, 19402, 29103, 48505, 58206, 97010, 145515, 291030]

約数ペア:

[(1, 291030), (2, 145515), (3, 97010), (5, 58206), (6, 48505), (10, 29103), (15, 19402), (30, 9701), (89, 3270), (109, 2670), (178, 1635), (218, 1335), (267, 1090), (327, 890), (445, 654), (534, 545)]