990289104

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1009}}^1$

素因数の和:1177

約数の個数: 160

約数和(自身を含む): 3077898240

約数和(自身を除く): 2087609136

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 127, 138, 161, 168, 184, 254, 276, 322, 336, 368, 381, 483, 508, 552, 644, 762, 889, 966, 1009, 1016, 1104, 1288, 1524, 1778, 1932, 2018, 2032, 2576, 2667, 2921, 3027, 3048, 3556, 3864, 4036, 5334, 5842, 6054, 6096, 7063, 7112, 7728, 8072, 8763, 10668, 11684, 12108, 14126, 14224, 16144, 17526, 20447, 21189, 21336, 23207, 23368, 24216, 28252, 35052, 40894, 42378, 42672, 46414, 46736, 48432, 56504, 61341, 69621, 70104, 81788, 84756, 92828, 113008, 122682, 128143, 139242, 140208, 162449, 163576, 169512, 185656, 245364, 256286, 278484, 324898, 327152, 339024, 371312, 384429, 487347, 490728, 512572, 556968, 649796, 768858, 897001, 974694, 981456, 1025144, 1113936, 1299592, 1537716, 1794002, 1949388, 2050288, 2599184, 2691003, 2947289, 3075432, 3588004, 3898776, 5382006, 5894578, 6150864, 7176008, 7797552, 8841867, 10764012, 11789156, 14352016, 17683734, 20631023, 21528024, 23578312, 35367468, 41262046, 43056048, 47156624, 61893069, 70734936, 82524092, 123786138, 141469872, 165048184, 247572276, 330096368, 495144552, 990289104]

約数ペア:

[(1, 990289104), (2, 495144552), (3, 330096368), (4, 247572276), (6, 165048184), (7, 141469872), (8, 123786138), (12, 82524092), (14, 70734936), (16, 61893069), (21, 47156624), (23, 43056048), (24, 41262046), (28, 35367468), (42, 23578312), (46, 21528024), (48, 20631023), (56, 17683734), (69, 14352016), (84, 11789156), (92, 10764012), (112, 8841867), (127, 7797552), (138, 7176008), (161, 6150864), (168, 5894578), (184, 5382006), (254, 3898776), (276, 3588004), (322, 3075432), (336, 2947289), (368, 2691003), (381, 2599184), (483, 2050288), (508, 1949388), (552, 1794002), (644, 1537716), (762, 1299592), (889, 1113936), (966, 1025144), (1009, 981456), (1016, 974694), (1104, 897001), (1288, 768858), (1524, 649796), (1778, 556968), (1932, 512572), (2018, 490728), (2032, 487347), (2576, 384429), (2667, 371312), (2921, 339024), (3027, 327152), (3048, 324898), (3556, 278484), (3864, 256286), (4036, 245364), (5334, 185656), (5842, 169512), (6054, 163576), (6096, 162449), (7063, 140208), (7112, 139242), (7728, 128143), (8072, 122682), (8763, 113008), (10668, 92828), (11684, 84756), (12108, 81788), (14126, 70104), (14224, 69621), (16144, 61341), (17526, 56504), (20447, 48432), (21189, 46736), (21336, 46414), (23207, 42672), (23368, 42378), (24216, 40894), (28252, 35052)]