263019888

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{383}}^1$

素因数の和:667

約数の個数: 120

約数和(自身を含む): 779950080

約数和(自身を除く): 516930192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 251, 304, 342, 383, 456, 502, 684, 753, 766, 912, 1004, 1149, 1368, 1506, 1532, 2008, 2259, 2298, 2736, 3012, 3064, 3447, 4016, 4518, 4596, 4769, 6024, 6128, 6894, 7277, 9036, 9192, 9538, 12048, 13788, 14307, 14554, 18072, 18384, 19076, 21831, 27576, 28614, 29108, 36144, 38152, 42921, 43662, 55152, 57228, 58216, 65493, 76304, 85842, 87324, 96133, 114456, 116432, 130986, 171684, 174648, 192266, 228912, 261972, 288399, 343368, 349296, 384532, 523944, 576798, 686736, 769064, 865197, 1047888, 1153596, 1538128, 1730394, 1826527, 2307192, 3460788, 3653054, 4614384, 5479581, 6921576, 7306108, 10959162, 13843152, 14612216, 16438743, 21918324, 29224432, 32877486, 43836648, 65754972, 87673296, 131509944, 263019888]

約数ペア:

[(1, 263019888), (2, 131509944), (3, 87673296), (4, 65754972), (6, 43836648), (8, 32877486), (9, 29224432), (12, 21918324), (16, 16438743), (18, 14612216), (19, 13843152), (24, 10959162), (36, 7306108), (38, 6921576), (48, 5479581), (57, 4614384), (72, 3653054), (76, 3460788), (114, 2307192), (144, 1826527), (152, 1730394), (171, 1538128), (228, 1153596), (251, 1047888), (304, 865197), (342, 769064), (383, 686736), (456, 576798), (502, 523944), (684, 384532), (753, 349296), (766, 343368), (912, 288399), (1004, 261972), (1149, 228912), (1368, 192266), (1506, 174648), (1532, 171684), (2008, 130986), (2259, 116432), (2298, 114456), (2736, 96133), (3012, 87324), (3064, 85842), (3447, 76304), (4016, 65493), (4518, 58216), (4596, 57228), (4769, 55152), (6024, 43662), (6128, 42921), (6894, 38152), (7277, 36144), (9036, 29108), (9192, 28614), (9538, 27576), (12048, 21831), (13788, 19076), (14307, 18384), (14554, 18072)]