256141200

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{30493}}^1$

素因数の和:30521

約数の個数: 120

約数和(自身を含む): 937751488

約数和(自身を除く): 681610288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 8400, 30493, 60986, 91479, 121972, 152465, 182958, 213451, 243944, 304930, 365916, 426902, 457395, 487888, 609860, 640353, 731832, 762325, 853804, 914790, 1067255, 1219720, 1280706, 1463664, 1524650, 1707608, 1829580, 2134510, 2286975, 2439440, 2561412, 3049300, 3201765, 3415216, 3659160, 4269020, 4573950, 5122824, 5336275, 6098600, 6403530, 7318320, 8538040, 9147900, 10245648, 10672550, 12197200, 12807060, 16008825, 17076080, 18295800, 21345100, 25614120, 32017650, 36591600, 42690200, 51228240, 64035300, 85380400, 128070600, 256141200]

約数ペア:

[(1, 256141200), (2, 128070600), (3, 85380400), (4, 64035300), (5, 51228240), (6, 42690200), (7, 36591600), (8, 32017650), (10, 25614120), (12, 21345100), (14, 18295800), (15, 17076080), (16, 16008825), (20, 12807060), (21, 12197200), (24, 10672550), (25, 10245648), (28, 9147900), (30, 8538040), (35, 7318320), (40, 6403530), (42, 6098600), (48, 5336275), (50, 5122824), (56, 4573950), (60, 4269020), (70, 3659160), (75, 3415216), (80, 3201765), (84, 3049300), (100, 2561412), (105, 2439440), (112, 2286975), (120, 2134510), (140, 1829580), (150, 1707608), (168, 1524650), (175, 1463664), (200, 1280706), (210, 1219720), (240, 1067255), (280, 914790), (300, 853804), (336, 762325), (350, 731832), (400, 640353), (420, 609860), (525, 487888), (560, 457395), (600, 426902), (700, 365916), (840, 304930), (1050, 243944), (1200, 213451), (1400, 182958), (1680, 152465), (2100, 121972), (2800, 91479), (4200, 60986), (8400, 30493)]