1999282500

素因数分解:

$2^2\times 3^6\times 5^4\times {\mathrm{1097}}^1$

素因数の和:1139

約数の個数: 210

約数和(自身を含む): 6561023238

約数和(自身を除く): 4561740738

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 125, 135, 150, 162, 180, 225, 243, 250, 270, 300, 324, 375, 405, 450, 486, 500, 540, 625, 675, 729, 750, 810, 900, 972, 1097, 1125, 1215, 1250, 1350, 1458, 1500, 1620, 1875, 2025, 2194, 2250, 2430, 2500, 2700, 2916, 3291, 3375, 3645, 3750, 4050, 4388, 4500, 4860, 5485, 5625, 6075, 6582, 6750, 7290, 7500, 8100, 9873, 10125, 10970, 11250, 12150, 13164, 13500, 14580, 16455, 16875, 18225, 19746, 20250, 21940, 22500, 24300, 27425, 29619, 30375, 32910, 33750, 36450, 39492, 40500, 49365, 50625, 54850, 59238, 60750, 65820, 67500, 72900, 82275, 88857, 91125, 98730, 101250, 109700, 118476, 121500, 137125, 148095, 151875, 164550, 177714, 182250, 197460, 202500, 246825, 266571, 274250, 296190, 303750, 329100, 355428, 364500, 411375, 444285, 455625, 493650, 533142, 548500, 592380, 607500, 685625, 740475, 799713, 822750, 888570, 911250, 987300, 1066284, 1234125, 1332855, 1371250, 1480950, 1599426, 1645500, 1777140, 1822500, 2056875, 2221425, 2468250, 2665710, 2742500, 2961900, 3198852, 3702375, 3998565, 4113750, 4442850, 4936500, 5331420, 6170625, 6664275, 7404750, 7997130, 8227500, 8885700, 11107125, 12341250, 13328550, 14809500, 15994260, 18511875, 19992825, 22214250, 24682500, 26657100, 33321375, 37023750, 39985650, 44428500, 55535625, 66642750, 74047500, 79971300, 99964125, 111071250, 133285500, 166606875, 199928250, 222142500, 333213750, 399856500, 499820625, 666427500, 999641250, 1999282500]

約数ペア:

[(1, 1999282500), (2, 999641250), (3, 666427500), (4, 499820625), (5, 399856500), (6, 333213750), (9, 222142500), (10, 199928250), (12, 166606875), (15, 133285500), (18, 111071250), (20, 99964125), (25, 79971300), (27, 74047500), (30, 66642750), (36, 55535625), (45, 44428500), (50, 39985650), (54, 37023750), (60, 33321375), (75, 26657100), (81, 24682500), (90, 22214250), (100, 19992825), (108, 18511875), (125, 15994260), (135, 14809500), (150, 13328550), (162, 12341250), (180, 11107125), (225, 8885700), (243, 8227500), (250, 7997130), (270, 7404750), (300, 6664275), (324, 6170625), (375, 5331420), (405, 4936500), (450, 4442850), (486, 4113750), (500, 3998565), (540, 3702375), (625, 3198852), (675, 2961900), (729, 2742500), (750, 2665710), (810, 2468250), (900, 2221425), (972, 2056875), (1097, 1822500), (1125, 1777140), (1215, 1645500), (1250, 1599426), (1350, 1480950), (1458, 1371250), (1500, 1332855), (1620, 1234125), (1875, 1066284), (2025, 987300), (2194, 911250), (2250, 888570), (2430, 822750), (2500, 799713), (2700, 740475), (2916, 685625), (3291, 607500), (3375, 592380), (3645, 548500), (3750, 533142), (4050, 493650), (4388, 455625), (4500, 444285), (4860, 411375), (5485, 364500), (5625, 355428), (6075, 329100), (6582, 303750), (6750, 296190), (7290, 274250), (7500, 266571), (8100, 246825), (9873, 202500), (10125, 197460), (10970, 182250), (11250, 177714), (12150, 164550), (13164, 151875), (13500, 148095), (14580, 137125), (16455, 121500), (16875, 118476), (18225, 109700), (19746, 101250), (20250, 98730), (21940, 91125), (22500, 88857), (24300, 82275), (27425, 72900), (29619, 67500), (30375, 65820), (32910, 60750), (33750, 59238), (36450, 54850), (39492, 50625), (40500, 49365)]