289492000

素因数分解:

$2^5\times 5^3\times 7^3\times {\mathrm{211}}^1$

素因数の和:257

約数の個数: 192

約数和(自身を含む): 833414400

約数和(自身を除く): 543922400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 211, 224, 245, 250, 280, 343, 350, 392, 400, 422, 490, 500, 560, 686, 700, 784, 800, 844, 875, 980, 1000, 1055, 1120, 1225, 1372, 1400, 1477, 1568, 1688, 1715, 1750, 1960, 2000, 2110, 2450, 2744, 2800, 2954, 3376, 3430, 3500, 3920, 4000, 4220, 4900, 5275, 5488, 5600, 5908, 6125, 6752, 6860, 7000, 7385, 7840, 8440, 8575, 9800, 10339, 10550, 10976, 11816, 12250, 13720, 14000, 14770, 16880, 17150, 19600, 20678, 21100, 23632, 24500, 26375, 27440, 28000, 29540, 33760, 34300, 36925, 39200, 41356, 42200, 42875, 47264, 49000, 51695, 52750, 54880, 59080, 68600, 72373, 73850, 82712, 84400, 85750, 98000, 103390, 105500, 118160, 137200, 144746, 147700, 165424, 168800, 171500, 184625, 196000, 206780, 211000, 236320, 258475, 274400, 289492, 295400, 330848, 343000, 361865, 369250, 413560, 422000, 516950, 578984, 590800, 686000, 723730, 738500, 827120, 844000, 1033900, 1157968, 1181600, 1292375, 1372000, 1447460, 1477000, 1654240, 1809325, 2067800, 2315936, 2584750, 2894920, 2954000, 3618650, 4135600, 5169500, 5789840, 5908000, 7237300, 8271200, 9046625, 10339000, 11579680, 14474600, 18093250, 20678000, 28949200, 36186500, 41356000, 57898400, 72373000, 144746000, 289492000]

約数ペア:

[(1, 289492000), (2, 144746000), (4, 72373000), (5, 57898400), (7, 41356000), (8, 36186500), (10, 28949200), (14, 20678000), (16, 18093250), (20, 14474600), (25, 11579680), (28, 10339000), (32, 9046625), (35, 8271200), (40, 7237300), (49, 5908000), (50, 5789840), (56, 5169500), (70, 4135600), (80, 3618650), (98, 2954000), (100, 2894920), (112, 2584750), (125, 2315936), (140, 2067800), (160, 1809325), (175, 1654240), (196, 1477000), (200, 1447460), (211, 1372000), (224, 1292375), (245, 1181600), (250, 1157968), (280, 1033900), (343, 844000), (350, 827120), (392, 738500), (400, 723730), (422, 686000), (490, 590800), (500, 578984), (560, 516950), (686, 422000), (700, 413560), (784, 369250), (800, 361865), (844, 343000), (875, 330848), (980, 295400), (1000, 289492), (1055, 274400), (1120, 258475), (1225, 236320), (1372, 211000), (1400, 206780), (1477, 196000), (1568, 184625), (1688, 171500), (1715, 168800), (1750, 165424), (1960, 147700), (2000, 144746), (2110, 137200), (2450, 118160), (2744, 105500), (2800, 103390), (2954, 98000), (3376, 85750), (3430, 84400), (3500, 82712), (3920, 73850), (4000, 72373), (4220, 68600), (4900, 59080), (5275, 54880), (5488, 52750), (5600, 51695), (5908, 49000), (6125, 47264), (6752, 42875), (6860, 42200), (7000, 41356), (7385, 39200), (7840, 36925), (8440, 34300), (8575, 33760), (9800, 29540), (10339, 28000), (10550, 27440), (10976, 26375), (11816, 24500), (12250, 23632), (13720, 21100), (14000, 20678), (14770, 19600), (16880, 17150)]