256152960

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{6353}}^1$

素因数の和:6385

約数の個数: 192

約数和(自身を含む): 1011048480

約数和(自身を除く): 754895520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6353, 6720, 8064, 10080, 12706, 13440, 19059, 20160, 25412, 31765, 38118, 40320, 44471, 50824, 57177, 63530, 76236, 88942, 95295, 101648, 114354, 127060, 133413, 152472, 177884, 190590, 203296, 222355, 228708, 254120, 266826, 285885, 304944, 355768, 381180, 400239, 406592, 444710, 457416, 508240, 533652, 571770, 609888, 667065, 711536, 762360, 800478, 813184, 889420, 914832, 1016480, 1067304, 1143540, 1219776, 1334130, 1423072, 1524720, 1600956, 1778840, 1829664, 2001195, 2032960, 2134608, 2287080, 2439552, 2668260, 2846144, 3049440, 3201912, 3557680, 3659328, 4002390, 4065920, 4269216, 4574160, 5336520, 5692288, 6098880, 6403824, 7115360, 7318656, 8004780, 8538432, 9148320, 10673040, 12197760, 12807648, 14230720, 16009560, 17076864, 18296640, 21346080, 25615296, 28461440, 32019120, 36593280, 42692160, 51230592, 64038240, 85384320, 128076480, 256152960]

約数ペア:

[(1, 256152960), (2, 128076480), (3, 85384320), (4, 64038240), (5, 51230592), (6, 42692160), (7, 36593280), (8, 32019120), (9, 28461440), (10, 25615296), (12, 21346080), (14, 18296640), (15, 17076864), (16, 16009560), (18, 14230720), (20, 12807648), (21, 12197760), (24, 10673040), (28, 9148320), (30, 8538432), (32, 8004780), (35, 7318656), (36, 7115360), (40, 6403824), (42, 6098880), (45, 5692288), (48, 5336520), (56, 4574160), (60, 4269216), (63, 4065920), (64, 4002390), (70, 3659328), (72, 3557680), (80, 3201912), (84, 3049440), (90, 2846144), (96, 2668260), (105, 2439552), (112, 2287080), (120, 2134608), (126, 2032960), (128, 2001195), (140, 1829664), (144, 1778840), (160, 1600956), (168, 1524720), (180, 1423072), (192, 1334130), (210, 1219776), (224, 1143540), (240, 1067304), (252, 1016480), (280, 914832), (288, 889420), (315, 813184), (320, 800478), (336, 762360), (360, 711536), (384, 667065), (420, 609888), (448, 571770), (480, 533652), (504, 508240), (560, 457416), (576, 444710), (630, 406592), (640, 400239), (672, 381180), (720, 355768), (840, 304944), (896, 285885), (960, 266826), (1008, 254120), (1120, 228708), (1152, 222355), (1260, 203296), (1344, 190590), (1440, 177884), (1680, 152472), (1920, 133413), (2016, 127060), (2240, 114354), (2520, 101648), (2688, 95295), (2880, 88942), (3360, 76236), (4032, 63530), (4480, 57177), (5040, 50824), (5760, 44471), (6353, 40320), (6720, 38118), (8064, 31765), (10080, 25412), (12706, 20160), (13440, 19059)]