123208120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3359}}^1$

素因数の和:3508

約数の個数: 64

約数和(自身を含む): 319334400

約数和(自身を除く): 196126280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 917, 1048, 1310, 1834, 2620, 3359, 3668, 4585, 5240, 6718, 7336, 9170, 13436, 16795, 18340, 23513, 26872, 33590, 36680, 47026, 67180, 94052, 117565, 134360, 188104, 235130, 440029, 470260, 880058, 940520, 1760116, 2200145, 3080203, 3520232, 4400290, 6160406, 8800580, 12320812, 15401015, 17601160, 24641624, 30802030, 61604060, 123208120]

約数ペア:

[(1, 123208120), (2, 61604060), (4, 30802030), (5, 24641624), (7, 17601160), (8, 15401015), (10, 12320812), (14, 8800580), (20, 6160406), (28, 4400290), (35, 3520232), (40, 3080203), (56, 2200145), (70, 1760116), (131, 940520), (140, 880058), (262, 470260), (280, 440029), (524, 235130), (655, 188104), (917, 134360), (1048, 117565), (1310, 94052), (1834, 67180), (2620, 47026), (3359, 36680), (3668, 33590), (4585, 26872), (5240, 23513), (6718, 18340), (7336, 16795), (9170, 13436)]