256026768

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2357}}^1$

素因数の和:2472

約数の個数: 80

約数和(自身を含む): 692384256

約数和(自身を除く): 436357488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 73, 93, 124, 146, 186, 219, 248, 292, 372, 438, 496, 584, 744, 876, 1168, 1488, 1752, 2263, 2357, 3504, 4526, 4714, 6789, 7071, 9052, 9428, 13578, 14142, 18104, 18856, 27156, 28284, 36208, 37712, 54312, 56568, 73067, 108624, 113136, 146134, 172061, 219201, 292268, 344122, 438402, 516183, 584536, 688244, 876804, 1032366, 1169072, 1376488, 1753608, 2064732, 2752976, 3507216, 4129464, 5333891, 8258928, 10667782, 16001673, 21335564, 32003346, 42671128, 64006692, 85342256, 128013384, 256026768]

約数ペア:

[(1, 256026768), (2, 128013384), (3, 85342256), (4, 64006692), (6, 42671128), (8, 32003346), (12, 21335564), (16, 16001673), (24, 10667782), (31, 8258928), (48, 5333891), (62, 4129464), (73, 3507216), (93, 2752976), (124, 2064732), (146, 1753608), (186, 1376488), (219, 1169072), (248, 1032366), (292, 876804), (372, 688244), (438, 584536), (496, 516183), (584, 438402), (744, 344122), (876, 292268), (1168, 219201), (1488, 172061), (1752, 146134), (2263, 113136), (2357, 108624), (3504, 73067), (4526, 56568), (4714, 54312), (6789, 37712), (7071, 36208), (9052, 28284), (9428, 27156), (13578, 18856), (14142, 18104)]