623157075

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{2221}}^1$

素因数の和:2309

約数の個数: 72

約数和(自身を含む): 1182015120

約数和(自身を除く): 558858045

約数列:

[1, 3, 5, 9, 15, 25, 29, 43, 45, 75, 87, 129, 145, 215, 225, 261, 387, 435, 645, 725, 1075, 1247, 1305, 1935, 2175, 2221, 3225, 3741, 6235, 6525, 6663, 9675, 11105, 11223, 18705, 19989, 31175, 33315, 55525, 56115, 64409, 93525, 95503, 99945, 166575, 193227, 280575, 286509, 322045, 477515, 499725, 579681, 859527, 966135, 1432545, 1610225, 2387575, 2769587, 2898405, 4297635, 4830675, 7162725, 8308761, 13847935, 14492025, 21488175, 24926283, 41543805, 69239675, 124631415, 207719025, 623157075]

約数ペア:

[(1, 623157075), (3, 207719025), (5, 124631415), (9, 69239675), (15, 41543805), (25, 24926283), (29, 21488175), (43, 14492025), (45, 13847935), (75, 8308761), (87, 7162725), (129, 4830675), (145, 4297635), (215, 2898405), (225, 2769587), (261, 2387575), (387, 1610225), (435, 1432545), (645, 966135), (725, 859527), (1075, 579681), (1247, 499725), (1305, 477515), (1935, 322045), (2175, 286509), (2221, 280575), (3225, 193227), (3741, 166575), (6235, 99945), (6525, 95503), (6663, 93525), (9675, 64409), (11105, 56115), (11223, 55525), (18705, 33315), (19989, 31175)]