21771000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:127

約数の個数: 192

約数和(自身を含む): 76658400

約数和(自身を除く): 54887400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 41, 45, 50, 59, 60, 72, 75, 82, 90, 100, 118, 120, 123, 125, 150, 164, 177, 180, 200, 205, 225, 236, 246, 250, 295, 300, 328, 354, 360, 369, 375, 410, 450, 472, 492, 500, 531, 590, 600, 615, 708, 738, 750, 820, 885, 900, 984, 1000, 1025, 1062, 1125, 1180, 1230, 1416, 1475, 1476, 1500, 1640, 1770, 1800, 1845, 2050, 2124, 2250, 2360, 2419, 2460, 2655, 2950, 2952, 3000, 3075, 3540, 3690, 4100, 4248, 4425, 4500, 4838, 4920, 5125, 5310, 5900, 6150, 7080, 7257, 7375, 7380, 8200, 8850, 9000, 9225, 9676, 10250, 10620, 11800, 12095, 12300, 13275, 14514, 14750, 14760, 15375, 17700, 18450, 19352, 20500, 21240, 21771, 22125, 24190, 24600, 26550, 29028, 29500, 30750, 35400, 36285, 36900, 41000, 43542, 44250, 46125, 48380, 53100, 58056, 59000, 60475, 61500, 66375, 72570, 73800, 87084, 88500, 92250, 96760, 106200, 108855, 120950, 123000, 132750, 145140, 174168, 177000, 181425, 184500, 217710, 241900, 265500, 290280, 302375, 362850, 369000, 435420, 483800, 531000, 544275, 604750, 725700, 870840, 907125, 1088550, 1209500, 1451400, 1814250, 2177100, 2419000, 2721375, 3628500, 4354200, 5442750, 7257000, 10885500, 21771000]

約数ペア:

[(1, 21771000), (2, 10885500), (3, 7257000), (4, 5442750), (5, 4354200), (6, 3628500), (8, 2721375), (9, 2419000), (10, 2177100), (12, 1814250), (15, 1451400), (18, 1209500), (20, 1088550), (24, 907125), (25, 870840), (30, 725700), (36, 604750), (40, 544275), (41, 531000), (45, 483800), (50, 435420), (59, 369000), (60, 362850), (72, 302375), (75, 290280), (82, 265500), (90, 241900), (100, 217710), (118, 184500), (120, 181425), (123, 177000), (125, 174168), (150, 145140), (164, 132750), (177, 123000), (180, 120950), (200, 108855), (205, 106200), (225, 96760), (236, 92250), (246, 88500), (250, 87084), (295, 73800), (300, 72570), (328, 66375), (354, 61500), (360, 60475), (369, 59000), (375, 58056), (410, 53100), (450, 48380), (472, 46125), (492, 44250), (500, 43542), (531, 41000), (590, 36900), (600, 36285), (615, 35400), (708, 30750), (738, 29500), (750, 29028), (820, 26550), (885, 24600), (900, 24190), (984, 22125), (1000, 21771), (1025, 21240), (1062, 20500), (1125, 19352), (1180, 18450), (1230, 17700), (1416, 15375), (1475, 14760), (1476, 14750), (1500, 14514), (1640, 13275), (1770, 12300), (1800, 12095), (1845, 11800), (2050, 10620), (2124, 10250), (2250, 9676), (2360, 9225), (2419, 9000), (2460, 8850), (2655, 8200), (2950, 7380), (2952, 7375), (3000, 7257), (3075, 7080), (3540, 6150), (3690, 5900), (4100, 5310), (4248, 5125), (4425, 4920), (4500, 4838)]