64870120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1487

約数の個数: 96

約数和(自身を含む): 177292800

約数和(自身を除く): 112422680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 49, 56, 70, 92, 98, 115, 140, 161, 184, 196, 230, 245, 280, 322, 392, 460, 490, 644, 805, 920, 980, 1127, 1288, 1439, 1610, 1960, 2254, 2878, 3220, 4508, 5635, 5756, 6440, 7195, 9016, 10073, 11270, 11512, 14390, 20146, 22540, 28780, 33097, 40292, 45080, 50365, 57560, 66194, 70511, 80584, 100730, 132388, 141022, 165485, 201460, 231679, 264776, 282044, 330970, 352555, 402920, 463358, 564088, 661940, 705110, 926716, 1158395, 1323880, 1410220, 1621753, 1853432, 2316790, 2820440, 3243506, 4633580, 6487012, 8108765, 9267160, 12974024, 16217530, 32435060, 64870120]

約数ペア:

[(1, 64870120), (2, 32435060), (4, 16217530), (5, 12974024), (7, 9267160), (8, 8108765), (10, 6487012), (14, 4633580), (20, 3243506), (23, 2820440), (28, 2316790), (35, 1853432), (40, 1621753), (46, 1410220), (49, 1323880), (56, 1158395), (70, 926716), (92, 705110), (98, 661940), (115, 564088), (140, 463358), (161, 402920), (184, 352555), (196, 330970), (230, 282044), (245, 264776), (280, 231679), (322, 201460), (392, 165485), (460, 141022), (490, 132388), (644, 100730), (805, 80584), (920, 70511), (980, 66194), (1127, 57560), (1288, 50365), (1439, 45080), (1610, 40292), (1960, 33097), (2254, 28780), (2878, 22540), (3220, 20146), (4508, 14390), (5635, 11512), (5756, 11270), (6440, 10073), (7195, 9016)]