304817548

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:455

約数の個数: 72

約数和(自身を含む): 654671360

約数和(自身を除く): 349853812

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 139, 238, 271, 278, 289, 476, 542, 556, 578, 973, 1084, 1156, 1897, 1946, 2023, 2363, 3794, 3892, 4046, 4607, 4726, 7588, 8092, 9214, 9452, 16541, 18428, 32249, 33082, 37669, 40171, 64498, 66164, 75338, 78319, 80342, 128996, 150676, 156638, 160684, 263683, 281197, 313276, 527366, 548233, 562394, 640373, 1054732, 1096466, 1124788, 1280746, 2192932, 2561492, 4482611, 8965222, 10886341, 17930444, 21772682, 43545364, 76204387, 152408774, 304817548]

約数ペア:

[(1, 304817548), (2, 152408774), (4, 76204387), (7, 43545364), (14, 21772682), (17, 17930444), (28, 10886341), (34, 8965222), (68, 4482611), (119, 2561492), (139, 2192932), (238, 1280746), (271, 1124788), (278, 1096466), (289, 1054732), (476, 640373), (542, 562394), (556, 548233), (578, 527366), (973, 313276), (1084, 281197), (1156, 263683), (1897, 160684), (1946, 156638), (2023, 150676), (2363, 128996), (3794, 80342), (3892, 78319), (4046, 75338), (4607, 66164), (4726, 64498), (7588, 40171), (8092, 37669), (9214, 33082), (9452, 32249), (16541, 18428)]