20702528784

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{139}}^2\times {\mathrm{1063}}^1$

素因数の和:1362

約数の個数: 180

約数和(自身を含む): 66757768896

約数和(自身を除く): 46055240112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 139, 144, 168, 252, 278, 336, 417, 504, 556, 834, 973, 1008, 1063, 1112, 1251, 1668, 1946, 2126, 2224, 2502, 2919, 3189, 3336, 3892, 4252, 5004, 5838, 6378, 6672, 7441, 7784, 8504, 8757, 9567, 10008, 11676, 12756, 14882, 15568, 17008, 17514, 19134, 19321, 20016, 22323, 23352, 25512, 29764, 35028, 38268, 38642, 44646, 46704, 51024, 57963, 59528, 66969, 70056, 76536, 77284, 89292, 115926, 119056, 133938, 135247, 140112, 147757, 153072, 154568, 173889, 178584, 231852, 267876, 270494, 295514, 309136, 347778, 357168, 405741, 443271, 463704, 535752, 540988, 591028, 695556, 811482, 886542, 927408, 1034299, 1071504, 1081976, 1182056, 1217223, 1329813, 1391112, 1622964, 1773084, 2068598, 2163952, 2364112, 2434446, 2659626, 2782224, 3102897, 3245928, 3546168, 4137196, 4868892, 5319252, 6205794, 6491856, 7092336, 8274392, 9308691, 9737784, 10638504, 12411588, 16548784, 18617382, 19475568, 20538223, 21277008, 24823176, 37234764, 41076446, 49646352, 61614669, 74469528, 82152892, 123229338, 143767561, 148939056, 164305784, 184844007, 246458676, 287535122, 328611568, 369688014, 431302683, 492917352, 575070244, 739376028, 862605366, 985834704, 1150140488, 1293908049, 1478752056, 1725210732, 2300280976, 2587816098, 2957504112, 3450421464, 5175632196, 6900842928, 10351264392, 20702528784]

約数ペア:

[(1, 20702528784), (2, 10351264392), (3, 6900842928), (4, 5175632196), (6, 3450421464), (7, 2957504112), (8, 2587816098), (9, 2300280976), (12, 1725210732), (14, 1478752056), (16, 1293908049), (18, 1150140488), (21, 985834704), (24, 862605366), (28, 739376028), (36, 575070244), (42, 492917352), (48, 431302683), (56, 369688014), (63, 328611568), (72, 287535122), (84, 246458676), (112, 184844007), (126, 164305784), (139, 148939056), (144, 143767561), (168, 123229338), (252, 82152892), (278, 74469528), (336, 61614669), (417, 49646352), (504, 41076446), (556, 37234764), (834, 24823176), (973, 21277008), (1008, 20538223), (1063, 19475568), (1112, 18617382), (1251, 16548784), (1668, 12411588), (1946, 10638504), (2126, 9737784), (2224, 9308691), (2502, 8274392), (2919, 7092336), (3189, 6491856), (3336, 6205794), (3892, 5319252), (4252, 4868892), (5004, 4137196), (5838, 3546168), (6378, 3245928), (6672, 3102897), (7441, 2782224), (7784, 2659626), (8504, 2434446), (8757, 2364112), (9567, 2163952), (10008, 2068598), (11676, 1773084), (12756, 1622964), (14882, 1391112), (15568, 1329813), (17008, 1217223), (17514, 1182056), (19134, 1081976), (19321, 1071504), (20016, 1034299), (22323, 927408), (23352, 886542), (25512, 811482), (29764, 695556), (35028, 591028), (38268, 540988), (38642, 535752), (44646, 463704), (46704, 443271), (51024, 405741), (57963, 357168), (59528, 347778), (66969, 309136), (70056, 295514), (76536, 270494), (77284, 267876), (89292, 231852), (115926, 178584), (119056, 173889), (133938, 154568), (135247, 153072), (140112, 147757)]