254508613640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{227}}^1\times {\mathrm{8543}}^1$

素因数の和:8991

約数の個数: 128

約数和(自身を含む): 612227496960

約数和(自身を除く): 357718883320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 193, 227, 340, 386, 454, 680, 772, 908, 965, 1135, 1544, 1816, 1930, 2270, 3281, 3859, 3860, 4540, 6562, 7718, 7720, 8543, 9080, 13124, 15436, 16405, 17086, 19295, 26248, 30872, 32810, 34172, 38590, 42715, 43811, 65620, 68344, 77180, 85430, 87622, 131240, 145231, 154360, 170860, 175244, 219055, 290462, 341720, 350488, 438110, 580924, 726155, 744787, 876220, 1161848, 1452310, 1489574, 1648799, 1752440, 1939261, 2904620, 2979148, 3297598, 3723935, 3878522, 5809240, 5958296, 6595196, 7447870, 7757044, 8243995, 9696305, 13190392, 14895740, 15514088, 16487990, 19392610, 28029583, 29791480, 32967437, 32975980, 38785220, 56059166, 65934874, 65951960, 77570440, 112118332, 131869748, 140147915, 164837185, 224236664, 263739496, 280295830, 329674370, 374277373, 560591660, 659348740, 748554746, 1121183320, 1318697480, 1497109492, 1871386865, 2994218984, 3742773730, 6362715341, 7485547460, 12725430682, 14971094920, 25450861364, 31813576705, 50901722728, 63627153410, 127254306820, 254508613640]

約数ペア:

[(1, 254508613640), (2, 127254306820), (4, 63627153410), (5, 50901722728), (8, 31813576705), (10, 25450861364), (17, 14971094920), (20, 12725430682), (34, 7485547460), (40, 6362715341), (68, 3742773730), (85, 2994218984), (136, 1871386865), (170, 1497109492), (193, 1318697480), (227, 1121183320), (340, 748554746), (386, 659348740), (454, 560591660), (680, 374277373), (772, 329674370), (908, 280295830), (965, 263739496), (1135, 224236664), (1544, 164837185), (1816, 140147915), (1930, 131869748), (2270, 112118332), (3281, 77570440), (3859, 65951960), (3860, 65934874), (4540, 56059166), (6562, 38785220), (7718, 32975980), (7720, 32967437), (8543, 29791480), (9080, 28029583), (13124, 19392610), (15436, 16487990), (16405, 15514088), (17086, 14895740), (19295, 13190392), (26248, 9696305), (30872, 8243995), (32810, 7757044), (34172, 7447870), (38590, 6595196), (42715, 5958296), (43811, 5809240), (65620, 3878522), (68344, 3723935), (77180, 3297598), (85430, 2979148), (87622, 2904620), (131240, 1939261), (145231, 1752440), (154360, 1648799), (170860, 1489574), (175244, 1452310), (219055, 1161848), (290462, 876220), (341720, 744787), (350488, 726155), (438110, 580924)]