255981600

素因数分解:

$2^5\times 3^3\times 5^2\times 7^1\times {\mathrm{1693}}^1$

素因数の和:1729

約数の個数: 288

約数和(自身を含む): 1058682240

約数和(自身を除く): 802700640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 70, 72, 75, 80, 84, 90, 96, 100, 105, 108, 112, 120, 126, 135, 140, 144, 150, 160, 168, 175, 180, 189, 200, 210, 216, 224, 225, 240, 252, 270, 280, 288, 300, 315, 336, 350, 360, 378, 400, 420, 432, 450, 480, 504, 525, 540, 560, 600, 630, 672, 675, 700, 720, 756, 800, 840, 864, 900, 945, 1008, 1050, 1080, 1120, 1200, 1260, 1350, 1400, 1440, 1512, 1575, 1680, 1693, 1800, 1890, 2016, 2100, 2160, 2400, 2520, 2700, 2800, 3024, 3150, 3360, 3386, 3600, 3780, 4200, 4320, 4725, 5040, 5079, 5400, 5600, 6048, 6300, 6772, 7200, 7560, 8400, 8465, 9450, 10080, 10158, 10800, 11851, 12600, 13544, 15120, 15237, 16800, 16930, 18900, 20316, 21600, 23702, 25200, 25395, 27088, 30240, 30474, 33860, 35553, 37800, 40632, 42325, 45711, 47404, 50400, 50790, 54176, 59255, 60948, 67720, 71106, 75600, 76185, 81264, 84650, 91422, 94808, 101580, 106659, 118510, 121896, 126975, 135440, 142212, 151200, 152370, 162528, 169300, 177765, 182844, 189616, 203160, 213318, 228555, 237020, 243792, 253950, 270880, 284424, 296275, 304740, 319977, 338600, 355530, 365688, 379232, 380925, 406320, 426636, 457110, 474040, 487584, 507900, 533295, 568848, 592550, 609480, 639954, 677200, 711060, 731376, 761850, 812640, 853272, 888825, 914220, 948080, 1015800, 1066590, 1137696, 1142775, 1185100, 1218960, 1279908, 1354400, 1422120, 1462752, 1523700, 1599885, 1706544, 1777650, 1828440, 1896160, 2031600, 2133180, 2285550, 2370200, 2437920, 2559816, 2666475, 2844240, 3047400, 3199770, 3413088, 3555300, 3656880, 4063200, 4266360, 4571100, 4740400, 5119632, 5332950, 5688480, 6094800, 6399540, 7110600, 7313760, 7999425, 8532720, 9142200, 9480800, 10239264, 10665900, 12189600, 12799080, 14221200, 15998850, 17065440, 18284400, 21331800, 25598160, 28442400, 31997700, 36568800, 42663600, 51196320, 63995400, 85327200, 127990800, 255981600]

約数ペア:

[(1, 255981600), (2, 127990800), (3, 85327200), (4, 63995400), (5, 51196320), (6, 42663600), (7, 36568800), (8, 31997700), (9, 28442400), (10, 25598160), (12, 21331800), (14, 18284400), (15, 17065440), (16, 15998850), (18, 14221200), (20, 12799080), (21, 12189600), (24, 10665900), (25, 10239264), (27, 9480800), (28, 9142200), (30, 8532720), (32, 7999425), (35, 7313760), (36, 7110600), (40, 6399540), (42, 6094800), (45, 5688480), (48, 5332950), (50, 5119632), (54, 4740400), (56, 4571100), (60, 4266360), (63, 4063200), (70, 3656880), (72, 3555300), (75, 3413088), (80, 3199770), (84, 3047400), (90, 2844240), (96, 2666475), (100, 2559816), (105, 2437920), (108, 2370200), (112, 2285550), (120, 2133180), (126, 2031600), (135, 1896160), (140, 1828440), (144, 1777650), (150, 1706544), (160, 1599885), (168, 1523700), (175, 1462752), (180, 1422120), (189, 1354400), (200, 1279908), (210, 1218960), (216, 1185100), (224, 1142775), (225, 1137696), (240, 1066590), (252, 1015800), (270, 948080), (280, 914220), (288, 888825), (300, 853272), (315, 812640), (336, 761850), (350, 731376), (360, 711060), (378, 677200), (400, 639954), (420, 609480), (432, 592550), (450, 568848), (480, 533295), (504, 507900), (525, 487584), (540, 474040), (560, 457110), (600, 426636), (630, 406320), (672, 380925), (675, 379232), (700, 365688), (720, 355530), (756, 338600), (800, 319977), (840, 304740), (864, 296275), (900, 284424), (945, 270880), (1008, 253950), (1050, 243792), (1080, 237020), (1120, 228555), (1200, 213318), (1260, 203160), (1350, 189616), (1400, 182844), (1440, 177765), (1512, 169300), (1575, 162528), (1680, 152370), (1693, 151200), (1800, 142212), (1890, 135440), (2016, 126975), (2100, 121896), (2160, 118510), (2400, 106659), (2520, 101580), (2700, 94808), (2800, 91422), (3024, 84650), (3150, 81264), (3360, 76185), (3386, 75600), (3600, 71106), (3780, 67720), (4200, 60948), (4320, 59255), (4725, 54176), (5040, 50790), (5079, 50400), (5400, 47404), (5600, 45711), (6048, 42325), (6300, 40632), (6772, 37800), (7200, 35553), (7560, 33860), (8400, 30474), (8465, 30240), (9450, 27088), (10080, 25395), (10158, 25200), (10800, 23702), (11851, 21600), (12600, 20316), (13544, 18900), (15120, 16930), (15237, 16800)]