18391800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:206

約数の個数: 192

約数和(自身を含む): 67852800

約数和(自身を除く): 49461000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 29, 30, 35, 40, 42, 50, 56, 58, 60, 70, 75, 84, 87, 100, 105, 116, 120, 140, 145, 150, 151, 168, 174, 175, 200, 203, 210, 232, 280, 290, 300, 302, 348, 350, 406, 420, 435, 453, 525, 580, 600, 604, 609, 696, 700, 725, 755, 812, 840, 870, 906, 1015, 1050, 1057, 1160, 1208, 1218, 1400, 1450, 1510, 1624, 1740, 1812, 2030, 2100, 2114, 2175, 2265, 2436, 2900, 3020, 3045, 3171, 3480, 3624, 3775, 4060, 4200, 4228, 4350, 4379, 4530, 4872, 5075, 5285, 5800, 6040, 6090, 6342, 7550, 8120, 8456, 8700, 8758, 9060, 10150, 10570, 11325, 12180, 12684, 13137, 15100, 15225, 15855, 17400, 17516, 18120, 20300, 21140, 21895, 22650, 24360, 25368, 26274, 26425, 30200, 30450, 30653, 31710, 35032, 40600, 42280, 43790, 45300, 52548, 52850, 60900, 61306, 63420, 65685, 79275, 87580, 90600, 91959, 105096, 105700, 109475, 121800, 122612, 126840, 131370, 153265, 158550, 175160, 183918, 211400, 218950, 245224, 262740, 306530, 317100, 328425, 367836, 437900, 459795, 525480, 613060, 634200, 656850, 735672, 766325, 875800, 919590, 1226120, 1313700, 1532650, 1839180, 2298975, 2627400, 3065300, 3678360, 4597950, 6130600, 9195900, 18391800]

約数ペア:

[(1, 18391800), (2, 9195900), (3, 6130600), (4, 4597950), (5, 3678360), (6, 3065300), (7, 2627400), (8, 2298975), (10, 1839180), (12, 1532650), (14, 1313700), (15, 1226120), (20, 919590), (21, 875800), (24, 766325), (25, 735672), (28, 656850), (29, 634200), (30, 613060), (35, 525480), (40, 459795), (42, 437900), (50, 367836), (56, 328425), (58, 317100), (60, 306530), (70, 262740), (75, 245224), (84, 218950), (87, 211400), (100, 183918), (105, 175160), (116, 158550), (120, 153265), (140, 131370), (145, 126840), (150, 122612), (151, 121800), (168, 109475), (174, 105700), (175, 105096), (200, 91959), (203, 90600), (210, 87580), (232, 79275), (280, 65685), (290, 63420), (300, 61306), (302, 60900), (348, 52850), (350, 52548), (406, 45300), (420, 43790), (435, 42280), (453, 40600), (525, 35032), (580, 31710), (600, 30653), (604, 30450), (609, 30200), (696, 26425), (700, 26274), (725, 25368), (755, 24360), (812, 22650), (840, 21895), (870, 21140), (906, 20300), (1015, 18120), (1050, 17516), (1057, 17400), (1160, 15855), (1208, 15225), (1218, 15100), (1400, 13137), (1450, 12684), (1510, 12180), (1624, 11325), (1740, 10570), (1812, 10150), (2030, 9060), (2100, 8758), (2114, 8700), (2175, 8456), (2265, 8120), (2436, 7550), (2900, 6342), (3020, 6090), (3045, 6040), (3171, 5800), (3480, 5285), (3624, 5075), (3775, 4872), (4060, 4530), (4200, 4379), (4228, 4350)]