19866000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:87

約数の個数: 320

約数和(自身を含む): 81709056

約数和(自身を除く): 61843056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 43, 44, 48, 50, 55, 56, 60, 66, 70, 75, 77, 80, 84, 86, 88, 100, 105, 110, 112, 120, 125, 129, 132, 140, 150, 154, 165, 168, 172, 175, 176, 200, 210, 215, 220, 231, 240, 250, 258, 264, 275, 280, 300, 301, 308, 330, 336, 344, 350, 375, 385, 400, 420, 430, 440, 462, 473, 500, 516, 525, 528, 550, 560, 600, 602, 616, 645, 660, 688, 700, 750, 770, 825, 840, 860, 875, 880, 903, 924, 946, 1000, 1032, 1050, 1075, 1100, 1155, 1200, 1204, 1232, 1290, 1320, 1375, 1400, 1419, 1500, 1505, 1540, 1650, 1680, 1720, 1750, 1806, 1848, 1892, 1925, 2000, 2064, 2100, 2150, 2200, 2310, 2365, 2408, 2580, 2625, 2640, 2750, 2800, 2838, 3000, 3010, 3080, 3225, 3300, 3311, 3440, 3500, 3612, 3696, 3784, 3850, 4125, 4200, 4300, 4400, 4515, 4620, 4730, 4816, 5160, 5250, 5375, 5500, 5676, 5775, 6000, 6020, 6160, 6450, 6600, 6622, 7000, 7095, 7224, 7525, 7568, 7700, 8250, 8400, 8600, 9030, 9240, 9460, 9625, 9933, 10320, 10500, 10750, 11000, 11352, 11550, 11825, 12040, 12900, 13200, 13244, 14000, 14190, 14448, 15050, 15400, 16125, 16500, 16555, 17200, 18060, 18480, 18920, 19250, 19866, 21000, 21500, 22000, 22575, 22704, 23100, 23650, 24080, 25800, 26488, 28380, 28875, 30100, 30800, 32250, 33000, 33110, 35475, 36120, 37625, 37840, 38500, 39732, 42000, 43000, 45150, 46200, 47300, 49665, 51600, 52976, 56760, 57750, 59125, 60200, 64500, 66000, 66220, 70950, 72240, 75250, 77000, 79464, 82775, 86000, 90300, 92400, 94600, 99330, 112875, 113520, 115500, 118250, 120400, 129000, 132440, 141900, 150500, 154000, 158928, 165550, 177375, 180600, 189200, 198660, 225750, 231000, 236500, 248325, 258000, 264880, 283800, 301000, 331100, 354750, 361200, 397320, 413875, 451500, 462000, 473000, 496650, 567600, 602000, 662200, 709500, 794640, 827750, 903000, 946000, 993300, 1241625, 1324400, 1419000, 1655500, 1806000, 1986600, 2483250, 2838000, 3311000, 3973200, 4966500, 6622000, 9933000, 19866000]

約数ペア:

[(1, 19866000), (2, 9933000), (3, 6622000), (4, 4966500), (5, 3973200), (6, 3311000), (7, 2838000), (8, 2483250), (10, 1986600), (11, 1806000), (12, 1655500), (14, 1419000), (15, 1324400), (16, 1241625), (20, 993300), (21, 946000), (22, 903000), (24, 827750), (25, 794640), (28, 709500), (30, 662200), (33, 602000), (35, 567600), (40, 496650), (42, 473000), (43, 462000), (44, 451500), (48, 413875), (50, 397320), (55, 361200), (56, 354750), (60, 331100), (66, 301000), (70, 283800), (75, 264880), (77, 258000), (80, 248325), (84, 236500), (86, 231000), (88, 225750), (100, 198660), (105, 189200), (110, 180600), (112, 177375), (120, 165550), (125, 158928), (129, 154000), (132, 150500), (140, 141900), (150, 132440), (154, 129000), (165, 120400), (168, 118250), (172, 115500), (175, 113520), (176, 112875), (200, 99330), (210, 94600), (215, 92400), (220, 90300), (231, 86000), (240, 82775), (250, 79464), (258, 77000), (264, 75250), (275, 72240), (280, 70950), (300, 66220), (301, 66000), (308, 64500), (330, 60200), (336, 59125), (344, 57750), (350, 56760), (375, 52976), (385, 51600), (400, 49665), (420, 47300), (430, 46200), (440, 45150), (462, 43000), (473, 42000), (500, 39732), (516, 38500), (525, 37840), (528, 37625), (550, 36120), (560, 35475), (600, 33110), (602, 33000), (616, 32250), (645, 30800), (660, 30100), (688, 28875), (700, 28380), (750, 26488), (770, 25800), (825, 24080), (840, 23650), (860, 23100), (875, 22704), (880, 22575), (903, 22000), (924, 21500), (946, 21000), (1000, 19866), (1032, 19250), (1050, 18920), (1075, 18480), (1100, 18060), (1155, 17200), (1200, 16555), (1204, 16500), (1232, 16125), (1290, 15400), (1320, 15050), (1375, 14448), (1400, 14190), (1419, 14000), (1500, 13244), (1505, 13200), (1540, 12900), (1650, 12040), (1680, 11825), (1720, 11550), (1750, 11352), (1806, 11000), (1848, 10750), (1892, 10500), (1925, 10320), (2000, 9933), (2064, 9625), (2100, 9460), (2150, 9240), (2200, 9030), (2310, 8600), (2365, 8400), (2408, 8250), (2580, 7700), (2625, 7568), (2640, 7525), (2750, 7224), (2800, 7095), (2838, 7000), (3000, 6622), (3010, 6600), (3080, 6450), (3225, 6160), (3300, 6020), (3311, 6000), (3440, 5775), (3500, 5676), (3612, 5500), (3696, 5375), (3784, 5250), (3850, 5160), (4125, 4816), (4200, 4730), (4300, 4620), (4400, 4515)]