28383600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 240

約数和(自身を含む): 108247040

約数和(自身を除く): 79863440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 80, 84, 93, 100, 105, 109, 112, 120, 124, 140, 150, 155, 168, 175, 186, 200, 210, 217, 218, 240, 248, 280, 300, 310, 327, 336, 350, 372, 400, 420, 434, 436, 465, 496, 525, 545, 560, 600, 620, 651, 654, 700, 744, 763, 775, 840, 868, 872, 930, 1050, 1085, 1090, 1200, 1240, 1302, 1308, 1400, 1488, 1526, 1550, 1635, 1680, 1736, 1744, 1860, 2100, 2170, 2180, 2289, 2325, 2480, 2604, 2616, 2725, 2800, 3052, 3100, 3255, 3270, 3379, 3472, 3720, 3815, 4200, 4340, 4360, 4578, 4650, 5208, 5232, 5425, 5450, 6104, 6200, 6510, 6540, 6758, 7440, 7630, 8175, 8400, 8680, 8720, 9156, 9300, 10137, 10416, 10850, 10900, 11445, 12208, 12400, 13020, 13080, 13516, 15260, 16275, 16350, 16895, 17360, 18312, 18600, 19075, 20274, 21700, 21800, 22890, 23653, 26040, 26160, 27032, 30520, 32550, 32700, 33790, 36624, 37200, 38150, 40548, 43400, 43600, 45780, 47306, 50685, 52080, 54064, 57225, 61040, 65100, 65400, 67580, 70959, 76300, 81096, 84475, 86800, 91560, 94612, 101370, 114450, 118265, 130200, 130800, 135160, 141918, 152600, 162192, 168950, 183120, 189224, 202740, 228900, 236530, 253425, 260400, 270320, 283836, 305200, 337900, 354795, 378448, 405480, 457800, 473060, 506850, 567672, 591325, 675800, 709590, 810960, 915600, 946120, 1013700, 1135344, 1182650, 1351600, 1419180, 1773975, 1892240, 2027400, 2365300, 2838360, 3547950, 4054800, 4730600, 5676720, 7095900, 9461200, 14191800, 28383600]

約数ペア:

[(1, 28383600), (2, 14191800), (3, 9461200), (4, 7095900), (5, 5676720), (6, 4730600), (7, 4054800), (8, 3547950), (10, 2838360), (12, 2365300), (14, 2027400), (15, 1892240), (16, 1773975), (20, 1419180), (21, 1351600), (24, 1182650), (25, 1135344), (28, 1013700), (30, 946120), (31, 915600), (35, 810960), (40, 709590), (42, 675800), (48, 591325), (50, 567672), (56, 506850), (60, 473060), (62, 457800), (70, 405480), (75, 378448), (80, 354795), (84, 337900), (93, 305200), (100, 283836), (105, 270320), (109, 260400), (112, 253425), (120, 236530), (124, 228900), (140, 202740), (150, 189224), (155, 183120), (168, 168950), (175, 162192), (186, 152600), (200, 141918), (210, 135160), (217, 130800), (218, 130200), (240, 118265), (248, 114450), (280, 101370), (300, 94612), (310, 91560), (327, 86800), (336, 84475), (350, 81096), (372, 76300), (400, 70959), (420, 67580), (434, 65400), (436, 65100), (465, 61040), (496, 57225), (525, 54064), (545, 52080), (560, 50685), (600, 47306), (620, 45780), (651, 43600), (654, 43400), (700, 40548), (744, 38150), (763, 37200), (775, 36624), (840, 33790), (868, 32700), (872, 32550), (930, 30520), (1050, 27032), (1085, 26160), (1090, 26040), (1200, 23653), (1240, 22890), (1302, 21800), (1308, 21700), (1400, 20274), (1488, 19075), (1526, 18600), (1550, 18312), (1635, 17360), (1680, 16895), (1736, 16350), (1744, 16275), (1860, 15260), (2100, 13516), (2170, 13080), (2180, 13020), (2289, 12400), (2325, 12208), (2480, 11445), (2604, 10900), (2616, 10850), (2725, 10416), (2800, 10137), (3052, 9300), (3100, 9156), (3255, 8720), (3270, 8680), (3379, 8400), (3472, 8175), (3720, 7630), (3815, 7440), (4200, 6758), (4340, 6540), (4360, 6510), (4578, 6200), (4650, 6104), (5208, 5450), (5232, 5425)]