20893950

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1$

素因数の和:109

約数の個数: 240

約数和(自身を含む): 73459584

約数和(自身を除く): 52565634

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 25, 27, 30, 33, 35, 42, 45, 50, 54, 55, 63, 66, 67, 70, 75, 77, 81, 90, 99, 105, 110, 126, 134, 135, 150, 154, 162, 165, 175, 189, 198, 201, 210, 225, 231, 270, 275, 297, 315, 330, 335, 350, 378, 385, 402, 405, 450, 462, 469, 495, 525, 550, 567, 594, 603, 630, 670, 675, 693, 737, 770, 810, 825, 891, 938, 945, 990, 1005, 1050, 1134, 1155, 1206, 1350, 1386, 1407, 1474, 1485, 1575, 1650, 1675, 1782, 1809, 1890, 1925, 2010, 2025, 2079, 2211, 2310, 2345, 2475, 2814, 2835, 2970, 3015, 3150, 3350, 3465, 3618, 3685, 3850, 4050, 4158, 4221, 4422, 4455, 4690, 4725, 4950, 5025, 5159, 5427, 5670, 5775, 6030, 6237, 6633, 6930, 7035, 7370, 7425, 8442, 8910, 9045, 9450, 10050, 10318, 10395, 10854, 11055, 11550, 11725, 12474, 12663, 13266, 14070, 14175, 14850, 15075, 15477, 17325, 18090, 18425, 19899, 20790, 21105, 22110, 22275, 23450, 25326, 25795, 27135, 28350, 30150, 30954, 31185, 33165, 34650, 35175, 36850, 37989, 39798, 42210, 44550, 45225, 46431, 51590, 51975, 54270, 55275, 59697, 62370, 63315, 66330, 70350, 75978, 77385, 90450, 92862, 99495, 103950, 105525, 110550, 119394, 126630, 128975, 135675, 139293, 154770, 155925, 165825, 189945, 198990, 211050, 232155, 257950, 271350, 278586, 298485, 311850, 316575, 331650, 379890, 386925, 417879, 464310, 497475, 596970, 633150, 696465, 773850, 835758, 949725, 994950, 1160775, 1392930, 1492425, 1899450, 2089395, 2321550, 2984850, 3482325, 4178790, 6964650, 10446975, 20893950]

約数ペア:

[(1, 20893950), (2, 10446975), (3, 6964650), (5, 4178790), (6, 3482325), (7, 2984850), (9, 2321550), (10, 2089395), (11, 1899450), (14, 1492425), (15, 1392930), (18, 1160775), (21, 994950), (22, 949725), (25, 835758), (27, 773850), (30, 696465), (33, 633150), (35, 596970), (42, 497475), (45, 464310), (50, 417879), (54, 386925), (55, 379890), (63, 331650), (66, 316575), (67, 311850), (70, 298485), (75, 278586), (77, 271350), (81, 257950), (90, 232155), (99, 211050), (105, 198990), (110, 189945), (126, 165825), (134, 155925), (135, 154770), (150, 139293), (154, 135675), (162, 128975), (165, 126630), (175, 119394), (189, 110550), (198, 105525), (201, 103950), (210, 99495), (225, 92862), (231, 90450), (270, 77385), (275, 75978), (297, 70350), (315, 66330), (330, 63315), (335, 62370), (350, 59697), (378, 55275), (385, 54270), (402, 51975), (405, 51590), (450, 46431), (462, 45225), (469, 44550), (495, 42210), (525, 39798), (550, 37989), (567, 36850), (594, 35175), (603, 34650), (630, 33165), (670, 31185), (675, 30954), (693, 30150), (737, 28350), (770, 27135), (810, 25795), (825, 25326), (891, 23450), (938, 22275), (945, 22110), (990, 21105), (1005, 20790), (1050, 19899), (1134, 18425), (1155, 18090), (1206, 17325), (1350, 15477), (1386, 15075), (1407, 14850), (1474, 14175), (1485, 14070), (1575, 13266), (1650, 12663), (1675, 12474), (1782, 11725), (1809, 11550), (1890, 11055), (1925, 10854), (2010, 10395), (2025, 10318), (2079, 10050), (2211, 9450), (2310, 9045), (2345, 8910), (2475, 8442), (2814, 7425), (2835, 7370), (2970, 7035), (3015, 6930), (3150, 6633), (3350, 6237), (3465, 6030), (3618, 5775), (3685, 5670), (3850, 5427), (4050, 5159), (4158, 5025), (4221, 4950), (4422, 4725), (4455, 4690)]