28122000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:178

約数の個数: 160

約数和(自身を含む): 93624960

約数和(自身を除く): 65502960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 43, 48, 50, 60, 75, 80, 86, 100, 109, 120, 125, 129, 150, 172, 200, 215, 218, 240, 250, 258, 300, 327, 344, 375, 400, 430, 436, 500, 516, 545, 600, 645, 654, 688, 750, 860, 872, 1000, 1032, 1075, 1090, 1200, 1290, 1308, 1500, 1635, 1720, 1744, 2000, 2064, 2150, 2180, 2580, 2616, 2725, 3000, 3225, 3270, 3440, 4300, 4360, 4687, 5160, 5232, 5375, 5450, 6000, 6450, 6540, 8175, 8600, 8720, 9374, 10320, 10750, 10900, 12900, 13080, 13625, 14061, 16125, 16350, 17200, 18748, 21500, 21800, 23435, 25800, 26160, 27250, 28122, 32250, 32700, 37496, 40875, 43000, 43600, 46870, 51600, 54500, 56244, 64500, 65400, 70305, 74992, 81750, 86000, 93740, 109000, 112488, 117175, 129000, 130800, 140610, 163500, 187480, 218000, 224976, 234350, 258000, 281220, 327000, 351525, 374960, 468700, 562440, 585875, 654000, 703050, 937400, 1124880, 1171750, 1406100, 1757625, 1874800, 2343500, 2812200, 3515250, 4687000, 5624400, 7030500, 9374000, 14061000, 28122000]

約数ペア:

[(1, 28122000), (2, 14061000), (3, 9374000), (4, 7030500), (5, 5624400), (6, 4687000), (8, 3515250), (10, 2812200), (12, 2343500), (15, 1874800), (16, 1757625), (20, 1406100), (24, 1171750), (25, 1124880), (30, 937400), (40, 703050), (43, 654000), (48, 585875), (50, 562440), (60, 468700), (75, 374960), (80, 351525), (86, 327000), (100, 281220), (109, 258000), (120, 234350), (125, 224976), (129, 218000), (150, 187480), (172, 163500), (200, 140610), (215, 130800), (218, 129000), (240, 117175), (250, 112488), (258, 109000), (300, 93740), (327, 86000), (344, 81750), (375, 74992), (400, 70305), (430, 65400), (436, 64500), (500, 56244), (516, 54500), (545, 51600), (600, 46870), (645, 43600), (654, 43000), (688, 40875), (750, 37496), (860, 32700), (872, 32250), (1000, 28122), (1032, 27250), (1075, 26160), (1090, 25800), (1200, 23435), (1290, 21800), (1308, 21500), (1500, 18748), (1635, 17200), (1720, 16350), (1744, 16125), (2000, 14061), (2064, 13625), (2150, 13080), (2180, 12900), (2580, 10900), (2616, 10750), (2725, 10320), (3000, 9374), (3225, 8720), (3270, 8600), (3440, 8175), (4300, 6540), (4360, 6450), (4687, 6000), (5160, 5450), (5232, 5375)]