279740160

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{3469}}^1$

素因数の和:3503

約数の個数: 216

約数和(自身を含む): 1106458080

約数和(自身を除く): 826717920

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, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2688, 2880, 3360, 3469, 3840, 4032, 4480, 5040, 5376, 5760, 6720, 6938, 8064, 8960, 10080, 10407, 11520, 13440, 13876, 16128, 17345, 20160, 20814, 24283, 26880, 27752, 31221, 34690, 40320, 41628, 48566, 52035, 55504, 62442, 69380, 72849, 80640, 83256, 97132, 104070, 111008, 121415, 124884, 138760, 145698, 156105, 166512, 194264, 208140, 218547, 222016, 242830, 249768, 277520, 291396, 312210, 333024, 364245, 388528, 416280, 437094, 444032, 485660, 499536, 555040, 582792, 624420, 666048, 728490, 777056, 832560, 874188, 888064, 971320, 999072, 1092735, 1110080, 1165584, 1248840, 1332096, 1456980, 1554112, 1665120, 1748376, 1942640, 1998144, 2185470, 2220160, 2331168, 2497680, 2664192, 2913960, 3108224, 3330240, 3496752, 3885280, 3996288, 4370940, 4440320, 4662336, 4995360, 5827920, 6216448, 6660480, 6993504, 7770560, 7992576, 8741880, 9324672, 9990720, 11655840, 13320960, 13987008, 15541120, 17483760, 18649344, 19981440, 23311680, 27974016, 31082240, 34967520, 39962880, 46623360, 55948032, 69935040, 93246720, 139870080, 279740160]

約数ペア:

[(1, 279740160), (2, 139870080), (3, 93246720), (4, 69935040), (5, 55948032), (6, 46623360), (7, 39962880), (8, 34967520), (9, 31082240), (10, 27974016), (12, 23311680), (14, 19981440), (15, 18649344), (16, 17483760), (18, 15541120), (20, 13987008), (21, 13320960), (24, 11655840), (28, 9990720), (30, 9324672), (32, 8741880), (35, 7992576), (36, 7770560), (40, 6993504), (42, 6660480), (45, 6216448), (48, 5827920), (56, 4995360), (60, 4662336), (63, 4440320), (64, 4370940), (70, 3996288), (72, 3885280), (80, 3496752), (84, 3330240), (90, 3108224), (96, 2913960), (105, 2664192), (112, 2497680), (120, 2331168), (126, 2220160), (128, 2185470), (140, 1998144), (144, 1942640), (160, 1748376), (168, 1665120), (180, 1554112), (192, 1456980), (210, 1332096), (224, 1248840), (240, 1165584), (252, 1110080), (256, 1092735), (280, 999072), (288, 971320), (315, 888064), (320, 874188), (336, 832560), (360, 777056), (384, 728490), (420, 666048), (448, 624420), (480, 582792), (504, 555040), (560, 499536), (576, 485660), (630, 444032), (640, 437094), (672, 416280), (720, 388528), (768, 364245), (840, 333024), (896, 312210), (960, 291396), (1008, 277520), (1120, 249768), (1152, 242830), (1260, 222016), (1280, 218547), (1344, 208140), (1440, 194264), (1680, 166512), (1792, 156105), (1920, 145698), (2016, 138760), (2240, 124884), (2304, 121415), (2520, 111008), (2688, 104070), (2880, 97132), (3360, 83256), (3469, 80640), (3840, 72849), (4032, 69380), (4480, 62442), (5040, 55504), (5376, 52035), (5760, 48566), (6720, 41628), (6938, 40320), (8064, 34690), (8960, 31221), (10080, 27752), (10407, 26880), (11520, 24283), (13440, 20814), (13876, 20160), (16128, 17345)]