203969920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4139}}^1$

素因数の和:4176

約数の個数: 128

約数和(自身を含む): 608083200

約数和(自身を除く): 404113280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1408, 1540, 1760, 2240, 2464, 3080, 3520, 4139, 4480, 4928, 6160, 7040, 8278, 9856, 12320, 16556, 20695, 24640, 28973, 33112, 41390, 45529, 49280, 57946, 66224, 82780, 91058, 115892, 132448, 144865, 165560, 182116, 227645, 231784, 264896, 289730, 318703, 331120, 364232, 455290, 463568, 529792, 579460, 637406, 662240, 728464, 910580, 927136, 1158920, 1274812, 1324480, 1456928, 1593515, 1821160, 1854272, 2317840, 2549624, 2648960, 2913856, 3187030, 3642320, 3708544, 4635680, 5099248, 5827712, 6374060, 7284640, 9271360, 10198496, 12748120, 14569280, 18542720, 20396992, 25496240, 29138560, 40793984, 50992480, 101984960, 203969920]

約数ペア:

[(1, 203969920), (2, 101984960), (4, 50992480), (5, 40793984), (7, 29138560), (8, 25496240), (10, 20396992), (11, 18542720), (14, 14569280), (16, 12748120), (20, 10198496), (22, 9271360), (28, 7284640), (32, 6374060), (35, 5827712), (40, 5099248), (44, 4635680), (55, 3708544), (56, 3642320), (64, 3187030), (70, 2913856), (77, 2648960), (80, 2549624), (88, 2317840), (110, 1854272), (112, 1821160), (128, 1593515), (140, 1456928), (154, 1324480), (160, 1274812), (176, 1158920), (220, 927136), (224, 910580), (280, 728464), (308, 662240), (320, 637406), (352, 579460), (385, 529792), (440, 463568), (448, 455290), (560, 364232), (616, 331120), (640, 318703), (704, 289730), (770, 264896), (880, 231784), (896, 227645), (1120, 182116), (1232, 165560), (1408, 144865), (1540, 132448), (1760, 115892), (2240, 91058), (2464, 82780), (3080, 66224), (3520, 57946), (4139, 49280), (4480, 45529), (4928, 41390), (6160, 33112), (7040, 28973), (8278, 24640), (9856, 20695), (12320, 16556)]