128904948

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{607}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 346574592

約数和(自身を除く): 217669644

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 347, 607, 612, 694, 1041, 1214, 1388, 1821, 2082, 2428, 3123, 3642, 4164, 5463, 5899, 6246, 7284, 10319, 10926, 11798, 12492, 17697, 20638, 21852, 23596, 30957, 35394, 41276, 53091, 61914, 70788, 92871, 106182, 123828, 185742, 210629, 212364, 371484, 421258, 631887, 842516, 1263774, 1895661, 2527548, 3580693, 3791322, 7161386, 7582644, 10742079, 14322772, 21484158, 32226237, 42968316, 64452474, 128904948]

約数ペア:

[(1, 128904948), (2, 64452474), (3, 42968316), (4, 32226237), (6, 21484158), (9, 14322772), (12, 10742079), (17, 7582644), (18, 7161386), (34, 3791322), (36, 3580693), (51, 2527548), (68, 1895661), (102, 1263774), (153, 842516), (204, 631887), (306, 421258), (347, 371484), (607, 212364), (612, 210629), (694, 185742), (1041, 123828), (1214, 106182), (1388, 92871), (1821, 70788), (2082, 61914), (2428, 53091), (3123, 41276), (3642, 35394), (4164, 30957), (5463, 23596), (5899, 21852), (6246, 20638), (7284, 17697), (10319, 12492), (10926, 11798)]