80982000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{409}}^1$

素因数の和:449

約数の個数: 240

約数和(自身を含む): 309310560

約数和(自身を除く): 228328560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 48, 50, 55, 60, 66, 72, 75, 80, 88, 90, 99, 100, 110, 120, 125, 132, 144, 150, 165, 176, 180, 198, 200, 220, 225, 240, 250, 264, 275, 300, 330, 360, 375, 396, 400, 409, 440, 450, 495, 500, 528, 550, 600, 660, 720, 750, 792, 818, 825, 880, 900, 990, 1000, 1100, 1125, 1200, 1227, 1320, 1375, 1500, 1584, 1636, 1650, 1800, 1980, 2000, 2045, 2200, 2250, 2454, 2475, 2640, 2750, 3000, 3272, 3300, 3600, 3681, 3960, 4090, 4125, 4400, 4499, 4500, 4908, 4950, 5500, 6000, 6135, 6544, 6600, 7362, 7920, 8180, 8250, 8998, 9000, 9816, 9900, 10225, 11000, 12270, 12375, 13200, 13497, 14724, 16360, 16500, 17996, 18000, 18405, 19632, 19800, 20450, 22000, 22495, 24540, 24750, 26994, 29448, 30675, 32720, 33000, 35992, 36810, 39600, 40491, 40900, 44990, 49080, 49500, 51125, 53988, 58896, 61350, 66000, 67485, 71984, 73620, 80982, 81800, 89980, 92025, 98160, 99000, 102250, 107976, 112475, 122700, 134970, 147240, 153375, 161964, 163600, 179960, 184050, 198000, 202455, 204500, 215952, 224950, 245400, 269940, 294480, 306750, 323928, 337425, 359920, 368100, 404910, 409000, 449900, 460125, 490800, 539880, 562375, 613500, 647856, 674850, 736200, 809820, 818000, 899800, 920250, 1012275, 1079760, 1124750, 1227000, 1349700, 1472400, 1619640, 1687125, 1799600, 1840500, 2024550, 2249500, 2454000, 2699400, 3239280, 3374250, 3681000, 4049100, 4499000, 5061375, 5398800, 6748500, 7362000, 8098200, 8998000, 10122750, 13497000, 16196400, 20245500, 26994000, 40491000, 80982000]

約数ペア:

[(1, 80982000), (2, 40491000), (3, 26994000), (4, 20245500), (5, 16196400), (6, 13497000), (8, 10122750), (9, 8998000), (10, 8098200), (11, 7362000), (12, 6748500), (15, 5398800), (16, 5061375), (18, 4499000), (20, 4049100), (22, 3681000), (24, 3374250), (25, 3239280), (30, 2699400), (33, 2454000), (36, 2249500), (40, 2024550), (44, 1840500), (45, 1799600), (48, 1687125), (50, 1619640), (55, 1472400), (60, 1349700), (66, 1227000), (72, 1124750), (75, 1079760), (80, 1012275), (88, 920250), (90, 899800), (99, 818000), (100, 809820), (110, 736200), (120, 674850), (125, 647856), (132, 613500), (144, 562375), (150, 539880), (165, 490800), (176, 460125), (180, 449900), (198, 409000), (200, 404910), (220, 368100), (225, 359920), (240, 337425), (250, 323928), (264, 306750), (275, 294480), (300, 269940), (330, 245400), (360, 224950), (375, 215952), (396, 204500), (400, 202455), (409, 198000), (440, 184050), (450, 179960), (495, 163600), (500, 161964), (528, 153375), (550, 147240), (600, 134970), (660, 122700), (720, 112475), (750, 107976), (792, 102250), (818, 99000), (825, 98160), (880, 92025), (900, 89980), (990, 81800), (1000, 80982), (1100, 73620), (1125, 71984), (1200, 67485), (1227, 66000), (1320, 61350), (1375, 58896), (1500, 53988), (1584, 51125), (1636, 49500), (1650, 49080), (1800, 44990), (1980, 40900), (2000, 40491), (2045, 39600), (2200, 36810), (2250, 35992), (2454, 33000), (2475, 32720), (2640, 30675), (2750, 29448), (3000, 26994), (3272, 24750), (3300, 24540), (3600, 22495), (3681, 22000), (3960, 20450), (4090, 19800), (4125, 19632), (4400, 18405), (4499, 18000), (4500, 17996), (4908, 16500), (4950, 16360), (5500, 14724), (6000, 13497), (6135, 13200), (6544, 12375), (6600, 12270), (7362, 11000), (7920, 10225), (8180, 9900), (8250, 9816), (8998, 9000)]