681689008

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1443

約数の個数: 160

約数和(自身を含む): 1831882752

約数和(自身を除く): 1150193744

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 44, 52, 56, 62, 77, 88, 91, 104, 112, 124, 143, 154, 176, 182, 208, 217, 248, 286, 308, 341, 364, 403, 434, 496, 572, 616, 682, 728, 806, 868, 1001, 1144, 1232, 1364, 1373, 1456, 1612, 1736, 2002, 2288, 2387, 2728, 2746, 2821, 3224, 3472, 4004, 4433, 4774, 5456, 5492, 5642, 6448, 8008, 8866, 9548, 9611, 10984, 11284, 15103, 16016, 17732, 17849, 19096, 19222, 21968, 22568, 30206, 31031, 35464, 35698, 38192, 38444, 42563, 45136, 60412, 62062, 70928, 71396, 76888, 85126, 105721, 120824, 124124, 124943, 142792, 153776, 170252, 196339, 211442, 241648, 248248, 249886, 285584, 297941, 340504, 392678, 422884, 468193, 496496, 499772, 553319, 595882, 681008, 785356, 845768, 936386, 999544, 1106638, 1191764, 1374373, 1570712, 1691536, 1872772, 1999088, 2213276, 2383528, 2748746, 3141424, 3277351, 3745544, 3873233, 4426552, 4767056, 5497492, 6086509, 6554702, 7491088, 7746466, 8853104, 10994984, 12173018, 13109404, 15492932, 21989968, 24346036, 26218808, 30985864, 42605563, 48692072, 52437616, 61971728, 85211126, 97384144, 170422252, 340844504, 681689008]

約数ペア:

[(1, 681689008), (2, 340844504), (4, 170422252), (7, 97384144), (8, 85211126), (11, 61971728), (13, 52437616), (14, 48692072), (16, 42605563), (22, 30985864), (26, 26218808), (28, 24346036), (31, 21989968), (44, 15492932), (52, 13109404), (56, 12173018), (62, 10994984), (77, 8853104), (88, 7746466), (91, 7491088), (104, 6554702), (112, 6086509), (124, 5497492), (143, 4767056), (154, 4426552), (176, 3873233), (182, 3745544), (208, 3277351), (217, 3141424), (248, 2748746), (286, 2383528), (308, 2213276), (341, 1999088), (364, 1872772), (403, 1691536), (434, 1570712), (496, 1374373), (572, 1191764), (616, 1106638), (682, 999544), (728, 936386), (806, 845768), (868, 785356), (1001, 681008), (1144, 595882), (1232, 553319), (1364, 499772), (1373, 496496), (1456, 468193), (1612, 422884), (1736, 392678), (2002, 340504), (2288, 297941), (2387, 285584), (2728, 249886), (2746, 248248), (2821, 241648), (3224, 211442), (3472, 196339), (4004, 170252), (4433, 153776), (4774, 142792), (5456, 124943), (5492, 124124), (5642, 120824), (6448, 105721), (8008, 85126), (8866, 76888), (9548, 71396), (9611, 70928), (10984, 62062), (11284, 60412), (15103, 45136), (16016, 42563), (17732, 38444), (17849, 38192), (19096, 35698), (19222, 35464), (21968, 31031), (22568, 30206)]