320828924

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:295

約数の個数: 72

約数和(自身を含む): 635539968

約数和(自身を除く): 314711044

約数列:

[1, 2, 4, 13, 26, 37, 52, 74, 101, 127, 148, 169, 202, 254, 338, 404, 481, 508, 676, 962, 1313, 1651, 1924, 2626, 3302, 3737, 4699, 5252, 6253, 6604, 7474, 9398, 12506, 12827, 14948, 17069, 18796, 21463, 25012, 25654, 34138, 42926, 48581, 51308, 61087, 68276, 85852, 97162, 122174, 166751, 194324, 244348, 333502, 474599, 631553, 667004, 794131, 949198, 1263106, 1588262, 1898396, 2167763, 2526212, 3176524, 4335526, 6169787, 8671052, 12339574, 24679148, 80207231, 160414462, 320828924]

約数ペア:

[(1, 320828924), (2, 160414462), (4, 80207231), (13, 24679148), (26, 12339574), (37, 8671052), (52, 6169787), (74, 4335526), (101, 3176524), (127, 2526212), (148, 2167763), (169, 1898396), (202, 1588262), (254, 1263106), (338, 949198), (404, 794131), (481, 667004), (508, 631553), (676, 474599), (962, 333502), (1313, 244348), (1651, 194324), (1924, 166751), (2626, 122174), (3302, 97162), (3737, 85852), (4699, 68276), (5252, 61087), (6253, 51308), (6604, 48581), (7474, 42926), (9398, 34138), (12506, 25654), (12827, 25012), (14948, 21463), (17069, 18796)]