216678409168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{353}}^1\times {\mathrm{431}}^1$

素因数の和:1013

約数の個数: 160

約数和(自身を含む): 468312026112

約数和(自身を除く): 251633616944

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 164, 167, 208, 328, 334, 353, 431, 533, 656, 668, 706, 862, 1066, 1336, 1412, 1724, 2132, 2171, 2672, 2824, 3448, 4264, 4342, 4589, 5603, 5648, 6847, 6896, 8528, 8684, 9178, 11206, 13694, 14473, 17368, 17671, 18356, 22412, 27388, 28946, 34736, 35342, 36712, 44824, 54776, 57892, 58951, 70684, 71977, 73424, 89011, 89648, 109552, 115784, 117902, 141368, 143954, 152143, 178022, 188149, 229723, 231568, 235804, 282736, 287908, 304286, 356044, 376298, 459446, 471608, 575816, 608572, 712088, 752596, 766363, 918892, 935701, 943216, 1151632, 1217144, 1424176, 1505192, 1532726, 1837784, 1871402, 1977859, 2416991, 2434288, 2951057, 3010384, 3065452, 3675568, 3742804, 3955718, 4833982, 5902114, 6130904, 6237863, 7485608, 7911436, 9667964, 11804228, 12261808, 12475726, 14971216, 15822872, 19335928, 23608456, 24951452, 25407881, 31420883, 31645744, 38363741, 38671856, 47216912, 49902904, 50815762, 62841766, 76727482, 81092219, 99805808, 101631524, 125683532, 153454964, 162184438, 203263048, 251367064, 306909928, 324368876, 330302453, 406526096, 502734128, 613819856, 648737752, 660604906, 1041723121, 1297475504, 1321209812, 2083446242, 2642419624, 4166892484, 5284839248, 8333784968, 13542400573, 16667569936, 27084801146, 54169602292, 108339204584, 216678409168]

約数ペア:

[(1, 216678409168), (2, 108339204584), (4, 54169602292), (8, 27084801146), (13, 16667569936), (16, 13542400573), (26, 8333784968), (41, 5284839248), (52, 4166892484), (82, 2642419624), (104, 2083446242), (164, 1321209812), (167, 1297475504), (208, 1041723121), (328, 660604906), (334, 648737752), (353, 613819856), (431, 502734128), (533, 406526096), (656, 330302453), (668, 324368876), (706, 306909928), (862, 251367064), (1066, 203263048), (1336, 162184438), (1412, 153454964), (1724, 125683532), (2132, 101631524), (2171, 99805808), (2672, 81092219), (2824, 76727482), (3448, 62841766), (4264, 50815762), (4342, 49902904), (4589, 47216912), (5603, 38671856), (5648, 38363741), (6847, 31645744), (6896, 31420883), (8528, 25407881), (8684, 24951452), (9178, 23608456), (11206, 19335928), (13694, 15822872), (14473, 14971216), (17368, 12475726), (17671, 12261808), (18356, 11804228), (22412, 9667964), (27388, 7911436), (28946, 7485608), (34736, 6237863), (35342, 6130904), (36712, 5902114), (44824, 4833982), (54776, 3955718), (57892, 3742804), (58951, 3675568), (70684, 3065452), (71977, 3010384), (73424, 2951057), (89011, 2434288), (89648, 2416991), (109552, 1977859), (115784, 1871402), (117902, 1837784), (141368, 1532726), (143954, 1505192), (152143, 1424176), (178022, 1217144), (188149, 1151632), (229723, 943216), (231568, 935701), (235804, 918892), (282736, 766363), (287908, 752596), (304286, 712088), (356044, 608572), (376298, 575816), (459446, 471608)]