8481000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:292

約数の個数: 128

約数和(自身を含む): 28978560

約数和(自身を除く): 20497560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 125, 132, 150, 165, 200, 220, 250, 257, 264, 275, 300, 330, 375, 440, 500, 514, 550, 600, 660, 750, 771, 825, 1000, 1028, 1100, 1285, 1320, 1375, 1500, 1542, 1650, 2056, 2200, 2570, 2750, 2827, 3000, 3084, 3300, 3855, 4125, 5140, 5500, 5654, 6168, 6425, 6600, 7710, 8250, 8481, 10280, 11000, 11308, 12850, 14135, 15420, 16500, 16962, 19275, 22616, 25700, 28270, 30840, 32125, 33000, 33924, 38550, 42405, 51400, 56540, 64250, 67848, 70675, 77100, 84810, 96375, 113080, 128500, 141350, 154200, 169620, 192750, 212025, 257000, 282700, 339240, 353375, 385500, 424050, 565400, 706750, 771000, 848100, 1060125, 1413500, 1696200, 2120250, 2827000, 4240500, 8481000]

約数ペア:

[(1, 8481000), (2, 4240500), (3, 2827000), (4, 2120250), (5, 1696200), (6, 1413500), (8, 1060125), (10, 848100), (11, 771000), (12, 706750), (15, 565400), (20, 424050), (22, 385500), (24, 353375), (25, 339240), (30, 282700), (33, 257000), (40, 212025), (44, 192750), (50, 169620), (55, 154200), (60, 141350), (66, 128500), (75, 113080), (88, 96375), (100, 84810), (110, 77100), (120, 70675), (125, 67848), (132, 64250), (150, 56540), (165, 51400), (200, 42405), (220, 38550), (250, 33924), (257, 33000), (264, 32125), (275, 30840), (300, 28270), (330, 25700), (375, 22616), (440, 19275), (500, 16962), (514, 16500), (550, 15420), (600, 14135), (660, 12850), (750, 11308), (771, 11000), (825, 10280), (1000, 8481), (1028, 8250), (1100, 7710), (1285, 6600), (1320, 6425), (1375, 6168), (1500, 5654), (1542, 5500), (1650, 5140), (2056, 4125), (2200, 3855), (2570, 3300), (2750, 3084), (2827, 3000)]