256194000

素因数分解:

$2^4\times 3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 240

約数和(自身を含む): 918375744

約数和(自身を除く): 662181744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 36, 40, 43, 45, 48, 50, 60, 72, 75, 80, 86, 90, 100, 120, 125, 129, 144, 150, 172, 180, 200, 215, 225, 240, 250, 258, 300, 331, 344, 360, 375, 387, 400, 430, 450, 500, 516, 600, 645, 662, 688, 720, 750, 774, 860, 900, 993, 1000, 1032, 1075, 1125, 1200, 1290, 1324, 1500, 1548, 1655, 1720, 1800, 1935, 1986, 2000, 2064, 2150, 2250, 2580, 2648, 2979, 3000, 3096, 3225, 3310, 3440, 3600, 3870, 3972, 4300, 4500, 4965, 5160, 5296, 5375, 5958, 6000, 6192, 6450, 6620, 7740, 7944, 8275, 8600, 9000, 9675, 9930, 10320, 10750, 11916, 12900, 13240, 14233, 14895, 15480, 15888, 16125, 16550, 17200, 18000, 19350, 19860, 21500, 23832, 24825, 25800, 26480, 28466, 29790, 30960, 32250, 33100, 38700, 39720, 41375, 42699, 43000, 47664, 48375, 49650, 51600, 56932, 59580, 64500, 66200, 71165, 74475, 77400, 79440, 82750, 85398, 86000, 96750, 99300, 113864, 119160, 124125, 128097, 129000, 132400, 142330, 148950, 154800, 165500, 170796, 193500, 198600, 213495, 227728, 238320, 248250, 256194, 258000, 284660, 297900, 331000, 341592, 355825, 372375, 387000, 397200, 426990, 496500, 512388, 569320, 595800, 640485, 662000, 683184, 711650, 744750, 774000, 853980, 993000, 1024776, 1067475, 1138640, 1191600, 1280970, 1423300, 1489500, 1707960, 1779125, 1986000, 2049552, 2134950, 2561940, 2846600, 2979000, 3202425, 3415920, 3558250, 4269900, 5123880, 5337375, 5693200, 5958000, 6404850, 7116500, 8539800, 10247760, 10674750, 12809700, 14233000, 16012125, 17079600, 21349500, 25619400, 28466000, 32024250, 42699000, 51238800, 64048500, 85398000, 128097000, 256194000]

約数ペア:

[(1, 256194000), (2, 128097000), (3, 85398000), (4, 64048500), (5, 51238800), (6, 42699000), (8, 32024250), (9, 28466000), (10, 25619400), (12, 21349500), (15, 17079600), (16, 16012125), (18, 14233000), (20, 12809700), (24, 10674750), (25, 10247760), (30, 8539800), (36, 7116500), (40, 6404850), (43, 5958000), (45, 5693200), (48, 5337375), (50, 5123880), (60, 4269900), (72, 3558250), (75, 3415920), (80, 3202425), (86, 2979000), (90, 2846600), (100, 2561940), (120, 2134950), (125, 2049552), (129, 1986000), (144, 1779125), (150, 1707960), (172, 1489500), (180, 1423300), (200, 1280970), (215, 1191600), (225, 1138640), (240, 1067475), (250, 1024776), (258, 993000), (300, 853980), (331, 774000), (344, 744750), (360, 711650), (375, 683184), (387, 662000), (400, 640485), (430, 595800), (450, 569320), (500, 512388), (516, 496500), (600, 426990), (645, 397200), (662, 387000), (688, 372375), (720, 355825), (750, 341592), (774, 331000), (860, 297900), (900, 284660), (993, 258000), (1000, 256194), (1032, 248250), (1075, 238320), (1125, 227728), (1200, 213495), (1290, 198600), (1324, 193500), (1500, 170796), (1548, 165500), (1655, 154800), (1720, 148950), (1800, 142330), (1935, 132400), (1986, 129000), (2000, 128097), (2064, 124125), (2150, 119160), (2250, 113864), (2580, 99300), (2648, 96750), (2979, 86000), (3000, 85398), (3096, 82750), (3225, 79440), (3310, 77400), (3440, 74475), (3600, 71165), (3870, 66200), (3972, 64500), (4300, 59580), (4500, 56932), (4965, 51600), (5160, 49650), (5296, 48375), (5375, 47664), (5958, 43000), (6000, 42699), (6192, 41375), (6450, 39720), (6620, 38700), (7740, 33100), (7944, 32250), (8275, 30960), (8600, 29790), (9000, 28466), (9675, 26480), (9930, 25800), (10320, 24825), (10750, 23832), (11916, 21500), (12900, 19860), (13240, 19350), (14233, 18000), (14895, 17200), (15480, 16550), (15888, 16125)]