255976000

素因数分解:

$2^6\times 5^3\times 7^2\times {\mathrm{653}}^1$

素因数の和:694

約数の個数: 168

約数和(自身を含む): 738551736

約数和(自身を除く): 482575736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 320, 350, 392, 400, 448, 490, 500, 560, 653, 700, 784, 800, 875, 980, 1000, 1120, 1225, 1306, 1400, 1568, 1600, 1750, 1960, 2000, 2240, 2450, 2612, 2800, 3136, 3265, 3500, 3920, 4000, 4571, 4900, 5224, 5600, 6125, 6530, 7000, 7840, 8000, 9142, 9800, 10448, 11200, 12250, 13060, 14000, 15680, 16325, 18284, 19600, 20896, 22855, 24500, 26120, 28000, 31997, 32650, 36568, 39200, 41792, 45710, 49000, 52240, 56000, 63994, 65300, 73136, 78400, 81625, 91420, 98000, 104480, 114275, 127988, 130600, 146272, 159985, 163250, 182840, 196000, 208960, 228550, 255976, 261200, 292544, 319970, 326500, 365680, 392000, 457100, 511952, 522400, 571375, 639940, 653000, 731360, 799925, 914200, 1023904, 1044800, 1142750, 1279880, 1306000, 1462720, 1599850, 1828400, 2047808, 2285500, 2559760, 2612000, 3199700, 3656800, 3999625, 4571000, 5119520, 5224000, 6399400, 7313600, 7999250, 9142000, 10239040, 12798800, 15998500, 18284000, 25597600, 31997000, 36568000, 51195200, 63994000, 127988000, 255976000]

約数ペア:

[(1, 255976000), (2, 127988000), (4, 63994000), (5, 51195200), (7, 36568000), (8, 31997000), (10, 25597600), (14, 18284000), (16, 15998500), (20, 12798800), (25, 10239040), (28, 9142000), (32, 7999250), (35, 7313600), (40, 6399400), (49, 5224000), (50, 5119520), (56, 4571000), (64, 3999625), (70, 3656800), (80, 3199700), (98, 2612000), (100, 2559760), (112, 2285500), (125, 2047808), (140, 1828400), (160, 1599850), (175, 1462720), (196, 1306000), (200, 1279880), (224, 1142750), (245, 1044800), (250, 1023904), (280, 914200), (320, 799925), (350, 731360), (392, 653000), (400, 639940), (448, 571375), (490, 522400), (500, 511952), (560, 457100), (653, 392000), (700, 365680), (784, 326500), (800, 319970), (875, 292544), (980, 261200), (1000, 255976), (1120, 228550), (1225, 208960), (1306, 196000), (1400, 182840), (1568, 163250), (1600, 159985), (1750, 146272), (1960, 130600), (2000, 127988), (2240, 114275), (2450, 104480), (2612, 98000), (2800, 91420), (3136, 81625), (3265, 78400), (3500, 73136), (3920, 65300), (4000, 63994), (4571, 56000), (4900, 52240), (5224, 49000), (5600, 45710), (6125, 41792), (6530, 39200), (7000, 36568), (7840, 32650), (8000, 31997), (9142, 28000), (9800, 26120), (10448, 24500), (11200, 22855), (12250, 20896), (13060, 19600), (14000, 18284), (15680, 16325)]