421057000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{661}}^1$

素因数の和:709

約数の個数: 192

約数和(自身を含む): 1236165840

約数和(自身を除く): 815108840

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 49, 50, 52, 56, 65, 70, 91, 98, 100, 104, 125, 130, 140, 175, 182, 196, 200, 245, 250, 260, 280, 325, 350, 364, 392, 455, 490, 500, 520, 637, 650, 661, 700, 728, 875, 910, 980, 1000, 1225, 1274, 1300, 1322, 1400, 1625, 1750, 1820, 1960, 2275, 2450, 2548, 2600, 2644, 3185, 3250, 3305, 3500, 3640, 4550, 4627, 4900, 5096, 5288, 6125, 6370, 6500, 6610, 7000, 8593, 9100, 9254, 9800, 11375, 12250, 12740, 13000, 13220, 15925, 16525, 17186, 18200, 18508, 22750, 23135, 24500, 25480, 26440, 31850, 32389, 33050, 34372, 37016, 42965, 45500, 46270, 49000, 60151, 63700, 64778, 66100, 68744, 79625, 82625, 85930, 91000, 92540, 115675, 120302, 127400, 129556, 132200, 159250, 161945, 165250, 171860, 185080, 214825, 231350, 240604, 259112, 300755, 318500, 323890, 330500, 343720, 421057, 429650, 462700, 481208, 578375, 601510, 637000, 647780, 661000, 809725, 842114, 859300, 925400, 1074125, 1156750, 1203020, 1295560, 1503775, 1619450, 1684228, 1718600, 2105285, 2148250, 2313500, 2406040, 3007550, 3238900, 3368456, 4048625, 4210570, 4296500, 4627000, 6015100, 6477800, 7518875, 8097250, 8421140, 8593000, 10526425, 12030200, 15037750, 16194500, 16842280, 21052850, 30075500, 32389000, 42105700, 52632125, 60151000, 84211400, 105264250, 210528500, 421057000]

約数ペア:

[(1, 421057000), (2, 210528500), (4, 105264250), (5, 84211400), (7, 60151000), (8, 52632125), (10, 42105700), (13, 32389000), (14, 30075500), (20, 21052850), (25, 16842280), (26, 16194500), (28, 15037750), (35, 12030200), (40, 10526425), (49, 8593000), (50, 8421140), (52, 8097250), (56, 7518875), (65, 6477800), (70, 6015100), (91, 4627000), (98, 4296500), (100, 4210570), (104, 4048625), (125, 3368456), (130, 3238900), (140, 3007550), (175, 2406040), (182, 2313500), (196, 2148250), (200, 2105285), (245, 1718600), (250, 1684228), (260, 1619450), (280, 1503775), (325, 1295560), (350, 1203020), (364, 1156750), (392, 1074125), (455, 925400), (490, 859300), (500, 842114), (520, 809725), (637, 661000), (650, 647780), (661, 637000), (700, 601510), (728, 578375), (875, 481208), (910, 462700), (980, 429650), (1000, 421057), (1225, 343720), (1274, 330500), (1300, 323890), (1322, 318500), (1400, 300755), (1625, 259112), (1750, 240604), (1820, 231350), (1960, 214825), (2275, 185080), (2450, 171860), (2548, 165250), (2600, 161945), (2644, 159250), (3185, 132200), (3250, 129556), (3305, 127400), (3500, 120302), (3640, 115675), (4550, 92540), (4627, 91000), (4900, 85930), (5096, 82625), (5288, 79625), (6125, 68744), (6370, 66100), (6500, 64778), (6610, 63700), (7000, 60151), (8593, 49000), (9100, 46270), (9254, 45500), (9800, 42965), (11375, 37016), (12250, 34372), (12740, 33050), (13000, 32389), (13220, 31850), (15925, 26440), (16525, 25480), (17186, 24500), (18200, 23135), (18508, 22750)]