720223569968

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1\times {\mathrm{4723}}^1$

素因数の和:5335

約数の個数: 160

約数和(自身を含む): 1660042321920

約数和(自身を除く): 939818751952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 59, 94, 112, 118, 188, 236, 329, 376, 413, 472, 491, 658, 752, 826, 944, 982, 1316, 1652, 1964, 2632, 2773, 3304, 3437, 3928, 4723, 5264, 5546, 6608, 6874, 7856, 9446, 11092, 13748, 18892, 19411, 22184, 23077, 27496, 28969, 33061, 37784, 38822, 44368, 46154, 54992, 57938, 66122, 75568, 77644, 92308, 115876, 132244, 155288, 161539, 184616, 202783, 221981, 231752, 264488, 278657, 310576, 323078, 369232, 405566, 443962, 463504, 528976, 557314, 646156, 811132, 887924, 1114628, 1292312, 1361543, 1553867, 1622264, 1775848, 1950599, 2229256, 2318993, 2584624, 2723086, 3107734, 3244528, 3551696, 3901198, 4458512, 4637986, 5446172, 6215468, 7802396, 9275972, 9530801, 10892344, 12430936, 13096879, 15604792, 16232951, 18551944, 19061602, 21784688, 24861872, 26193758, 31209584, 32465902, 37103888, 38123204, 52387516, 64931804, 76246408, 91678153, 104775032, 108992671, 129863608, 136820587, 152492816, 183356306, 209550064, 217985342, 259727216, 273641174, 366712612, 435970684, 547282348, 733425224, 762948697, 871941368, 957744109, 1094564696, 1466850448, 1525897394, 1743882736, 1915488218, 2189129392, 3051794788, 3830976436, 6103589576, 6430567589, 7661952872, 12207179152, 12861135178, 15323905744, 25722270356, 45013973123, 51444540712, 90027946246, 102889081424, 180055892492, 360111784984, 720223569968]

約数ペア:

[(1, 720223569968), (2, 360111784984), (4, 180055892492), (7, 102889081424), (8, 90027946246), (14, 51444540712), (16, 45013973123), (28, 25722270356), (47, 15323905744), (56, 12861135178), (59, 12207179152), (94, 7661952872), (112, 6430567589), (118, 6103589576), (188, 3830976436), (236, 3051794788), (329, 2189129392), (376, 1915488218), (413, 1743882736), (472, 1525897394), (491, 1466850448), (658, 1094564696), (752, 957744109), (826, 871941368), (944, 762948697), (982, 733425224), (1316, 547282348), (1652, 435970684), (1964, 366712612), (2632, 273641174), (2773, 259727216), (3304, 217985342), (3437, 209550064), (3928, 183356306), (4723, 152492816), (5264, 136820587), (5546, 129863608), (6608, 108992671), (6874, 104775032), (7856, 91678153), (9446, 76246408), (11092, 64931804), (13748, 52387516), (18892, 38123204), (19411, 37103888), (22184, 32465902), (23077, 31209584), (27496, 26193758), (28969, 24861872), (33061, 21784688), (37784, 19061602), (38822, 18551944), (44368, 16232951), (46154, 15604792), (54992, 13096879), (57938, 12430936), (66122, 10892344), (75568, 9530801), (77644, 9275972), (92308, 7802396), (115876, 6215468), (132244, 5446172), (155288, 4637986), (161539, 4458512), (184616, 3901198), (202783, 3551696), (221981, 3244528), (231752, 3107734), (264488, 2723086), (278657, 2584624), (310576, 2318993), (323078, 2229256), (369232, 1950599), (405566, 1775848), (443962, 1622264), (463504, 1553867), (528976, 1361543), (557314, 1292312), (646156, 1114628), (811132, 887924)]