220892000

素因数分解:

$2^5\times 5^3\times 7^4\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 240

約数和(自身を含む): 660677472

約数和(自身を除く): 439785472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 32, 35, 40, 46, 49, 50, 56, 70, 80, 92, 98, 100, 112, 115, 125, 140, 160, 161, 175, 184, 196, 200, 224, 230, 245, 250, 280, 322, 343, 350, 368, 392, 400, 460, 490, 500, 560, 575, 644, 686, 700, 736, 784, 800, 805, 875, 920, 980, 1000, 1120, 1127, 1150, 1225, 1288, 1372, 1400, 1568, 1610, 1715, 1750, 1840, 1960, 2000, 2254, 2300, 2401, 2450, 2576, 2744, 2800, 2875, 3220, 3430, 3500, 3680, 3920, 4000, 4025, 4508, 4600, 4802, 4900, 5152, 5488, 5600, 5635, 5750, 6125, 6440, 6860, 7000, 7840, 7889, 8050, 8575, 9016, 9200, 9604, 9800, 10976, 11270, 11500, 12005, 12250, 12880, 13720, 14000, 15778, 16100, 17150, 18032, 18400, 19208, 19600, 20125, 22540, 23000, 24010, 24500, 25760, 27440, 28000, 28175, 31556, 32200, 34300, 36064, 38416, 39200, 39445, 40250, 42875, 45080, 46000, 48020, 49000, 54880, 55223, 56350, 60025, 63112, 64400, 68600, 76832, 78890, 80500, 85750, 90160, 92000, 96040, 98000, 110446, 112700, 120050, 126224, 128800, 137200, 140875, 157780, 161000, 171500, 180320, 192080, 196000, 197225, 220892, 225400, 240100, 252448, 274400, 276115, 281750, 300125, 315560, 322000, 343000, 384160, 394450, 441784, 450800, 480200, 552230, 563500, 600250, 631120, 644000, 686000, 788900, 883568, 901600, 960400, 986125, 1104460, 1127000, 1200500, 1262240, 1372000, 1380575, 1577800, 1767136, 1920800, 1972250, 2208920, 2254000, 2401000, 2761150, 3155600, 3944500, 4417840, 4508000, 4802000, 5522300, 6311200, 6902875, 7889000, 8835680, 9604000, 11044600, 13805750, 15778000, 22089200, 27611500, 31556000, 44178400, 55223000, 110446000, 220892000]

約数ペア:

[(1, 220892000), (2, 110446000), (4, 55223000), (5, 44178400), (7, 31556000), (8, 27611500), (10, 22089200), (14, 15778000), (16, 13805750), (20, 11044600), (23, 9604000), (25, 8835680), (28, 7889000), (32, 6902875), (35, 6311200), (40, 5522300), (46, 4802000), (49, 4508000), (50, 4417840), (56, 3944500), (70, 3155600), (80, 2761150), (92, 2401000), (98, 2254000), (100, 2208920), (112, 1972250), (115, 1920800), (125, 1767136), (140, 1577800), (160, 1380575), (161, 1372000), (175, 1262240), (184, 1200500), (196, 1127000), (200, 1104460), (224, 986125), (230, 960400), (245, 901600), (250, 883568), (280, 788900), (322, 686000), (343, 644000), (350, 631120), (368, 600250), (392, 563500), (400, 552230), (460, 480200), (490, 450800), (500, 441784), (560, 394450), (575, 384160), (644, 343000), (686, 322000), (700, 315560), (736, 300125), (784, 281750), (800, 276115), (805, 274400), (875, 252448), (920, 240100), (980, 225400), (1000, 220892), (1120, 197225), (1127, 196000), (1150, 192080), (1225, 180320), (1288, 171500), (1372, 161000), (1400, 157780), (1568, 140875), (1610, 137200), (1715, 128800), (1750, 126224), (1840, 120050), (1960, 112700), (2000, 110446), (2254, 98000), (2300, 96040), (2401, 92000), (2450, 90160), (2576, 85750), (2744, 80500), (2800, 78890), (2875, 76832), (3220, 68600), (3430, 64400), (3500, 63112), (3680, 60025), (3920, 56350), (4000, 55223), (4025, 54880), (4508, 49000), (4600, 48020), (4802, 46000), (4900, 45080), (5152, 42875), (5488, 40250), (5600, 39445), (5635, 39200), (5750, 38416), (6125, 36064), (6440, 34300), (6860, 32200), (7000, 31556), (7840, 28175), (7889, 28000), (8050, 27440), (8575, 25760), (9016, 24500), (9200, 24010), (9604, 23000), (9800, 22540), (10976, 20125), (11270, 19600), (11500, 19208), (12005, 18400), (12250, 18032), (12880, 17150), (13720, 16100), (14000, 15778)]