128742336

素因数分解:

$2^6\times 3^2\times {\mathrm{397}}^1\times {\mathrm{563}}^1$

素因数の和:978

約数の個数: 84

約数和(自身を含む): 370603272

約数和(自身を除く): 241860936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 397, 563, 576, 794, 1126, 1191, 1588, 1689, 2252, 2382, 3176, 3378, 3573, 4504, 4764, 5067, 6352, 6756, 7146, 9008, 9528, 10134, 12704, 13512, 14292, 18016, 19056, 20268, 25408, 27024, 28584, 36032, 38112, 40536, 54048, 57168, 76224, 81072, 108096, 114336, 162144, 223511, 228672, 324288, 447022, 670533, 894044, 1341066, 1788088, 2011599, 2682132, 3576176, 4023198, 5364264, 7152352, 8046396, 10728528, 14304704, 16092792, 21457056, 32185584, 42914112, 64371168, 128742336]

約数ペア:

[(1, 128742336), (2, 64371168), (3, 42914112), (4, 32185584), (6, 21457056), (8, 16092792), (9, 14304704), (12, 10728528), (16, 8046396), (18, 7152352), (24, 5364264), (32, 4023198), (36, 3576176), (48, 2682132), (64, 2011599), (72, 1788088), (96, 1341066), (144, 894044), (192, 670533), (288, 447022), (397, 324288), (563, 228672), (576, 223511), (794, 162144), (1126, 114336), (1191, 108096), (1588, 81072), (1689, 76224), (2252, 57168), (2382, 54048), (3176, 40536), (3378, 38112), (3573, 36032), (4504, 28584), (4764, 27024), (5067, 25408), (6352, 20268), (6756, 19056), (7146, 18016), (9008, 14292), (9528, 13512), (10134, 12704)]