640827000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{6473}}^1$

素因数の和:6511

約数の個数: 192

約数和(自身を含む): 2363268960

約数和(自身を除く): 1722441960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 30, 33, 36, 40, 44, 45, 50, 55, 60, 66, 72, 75, 88, 90, 99, 100, 110, 120, 125, 132, 150, 165, 180, 198, 200, 220, 225, 250, 264, 275, 300, 330, 360, 375, 396, 440, 450, 495, 500, 550, 600, 660, 750, 792, 825, 900, 990, 1000, 1100, 1125, 1320, 1375, 1500, 1650, 1800, 1980, 2200, 2250, 2475, 2750, 3000, 3300, 3960, 4125, 4500, 4950, 5500, 6473, 6600, 8250, 9000, 9900, 11000, 12375, 12946, 16500, 19419, 19800, 24750, 25892, 32365, 33000, 38838, 49500, 51784, 58257, 64730, 71203, 77676, 97095, 99000, 116514, 129460, 142406, 155352, 161825, 194190, 213609, 233028, 258920, 284812, 291285, 323650, 356015, 388380, 427218, 466056, 485475, 569624, 582570, 640827, 647300, 712030, 776760, 809125, 854436, 970950, 1068045, 1165140, 1281654, 1294600, 1424060, 1456425, 1618250, 1708872, 1780075, 1941900, 2136090, 2330280, 2427375, 2563308, 2848120, 2912850, 3204135, 3236500, 3560150, 3883800, 4272180, 4854750, 5126616, 5340225, 5825700, 6408270, 6473000, 7120300, 7282125, 8544360, 8900375, 9709500, 10680450, 11651400, 12816540, 14240600, 14564250, 16020675, 17800750, 19419000, 21360900, 25633080, 26701125, 29128500, 32041350, 35601500, 42721800, 53402250, 58257000, 64082700, 71203000, 80103375, 106804500, 128165400, 160206750, 213609000, 320413500, 640827000]

約数ペア:

[(1, 640827000), (2, 320413500), (3, 213609000), (4, 160206750), (5, 128165400), (6, 106804500), (8, 80103375), (9, 71203000), (10, 64082700), (11, 58257000), (12, 53402250), (15, 42721800), (18, 35601500), (20, 32041350), (22, 29128500), (24, 26701125), (25, 25633080), (30, 21360900), (33, 19419000), (36, 17800750), (40, 16020675), (44, 14564250), (45, 14240600), (50, 12816540), (55, 11651400), (60, 10680450), (66, 9709500), (72, 8900375), (75, 8544360), (88, 7282125), (90, 7120300), (99, 6473000), (100, 6408270), (110, 5825700), (120, 5340225), (125, 5126616), (132, 4854750), (150, 4272180), (165, 3883800), (180, 3560150), (198, 3236500), (200, 3204135), (220, 2912850), (225, 2848120), (250, 2563308), (264, 2427375), (275, 2330280), (300, 2136090), (330, 1941900), (360, 1780075), (375, 1708872), (396, 1618250), (440, 1456425), (450, 1424060), (495, 1294600), (500, 1281654), (550, 1165140), (600, 1068045), (660, 970950), (750, 854436), (792, 809125), (825, 776760), (900, 712030), (990, 647300), (1000, 640827), (1100, 582570), (1125, 569624), (1320, 485475), (1375, 466056), (1500, 427218), (1650, 388380), (1800, 356015), (1980, 323650), (2200, 291285), (2250, 284812), (2475, 258920), (2750, 233028), (3000, 213609), (3300, 194190), (3960, 161825), (4125, 155352), (4500, 142406), (4950, 129460), (5500, 116514), (6473, 99000), (6600, 97095), (8250, 77676), (9000, 71203), (9900, 64730), (11000, 58257), (12375, 51784), (12946, 49500), (16500, 38838), (19419, 33000), (19800, 32365), (24750, 25892)]