728768104

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2029}}^1$

素因数の和:2210

約数の個数: 64

約数和(自身を含む): 1534680000

約数和(自身を除く): 805911896

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 139, 152, 278, 323, 556, 646, 1112, 1292, 2029, 2363, 2584, 2641, 4058, 4726, 5282, 8116, 9452, 10564, 16232, 18904, 21128, 34493, 38551, 44897, 68986, 77102, 89794, 137972, 154204, 179588, 275944, 282031, 308408, 359176, 564062, 655367, 1128124, 1310734, 2256248, 2621468, 4794527, 5242936, 5358589, 9589054, 10717178, 19178108, 21434356, 38356216, 42868712, 91096013, 182192026, 364384052, 728768104]

約数ペア:

[(1, 728768104), (2, 364384052), (4, 182192026), (8, 91096013), (17, 42868712), (19, 38356216), (34, 21434356), (38, 19178108), (68, 10717178), (76, 9589054), (136, 5358589), (139, 5242936), (152, 4794527), (278, 2621468), (323, 2256248), (556, 1310734), (646, 1128124), (1112, 655367), (1292, 564062), (2029, 359176), (2363, 308408), (2584, 282031), (2641, 275944), (4058, 179588), (4726, 154204), (5282, 137972), (8116, 89794), (9452, 77102), (10564, 68986), (16232, 44897), (18904, 38551), (21128, 34493)]