71447040

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{443}}^1$

素因数の和:479

約数の個数: 240

約数和(自身を含む): 283428288

約数和(自身を除く): 211981248

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, 443, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 886, 896, 960, 1008, 1120, 1152, 1260, 1280, 1329, 1344, 1440, 1536, 1680, 1772, 1792, 1920, 2016, 2215, 2240, 2304, 2520, 2560, 2658, 2688, 2880, 3101, 3360, 3544, 3584, 3840, 3987, 4032, 4430, 4480, 4608, 5040, 5316, 5376, 5760, 6202, 6645, 6720, 7088, 7680, 7974, 8064, 8860, 8960, 9303, 10080, 10632, 10752, 11520, 12404, 13290, 13440, 14176, 15505, 15948, 16128, 17720, 17920, 18606, 19935, 20160, 21264, 23040, 24808, 26580, 26880, 27909, 28352, 31010, 31896, 32256, 35440, 37212, 39870, 40320, 42528, 46515, 49616, 53160, 53760, 55818, 56704, 62020, 63792, 70880, 74424, 79740, 80640, 85056, 93030, 99232, 106320, 111636, 113408, 124040, 127584, 139545, 141760, 148848, 159480, 161280, 170112, 186060, 198464, 212640, 223272, 226816, 248080, 255168, 279090, 283520, 297696, 318960, 340224, 372120, 396928, 425280, 446544, 496160, 510336, 558180, 567040, 595392, 637920, 680448, 744240, 793856, 850560, 893088, 992320, 1020672, 1116360, 1134080, 1190784, 1275840, 1488480, 1587712, 1701120, 1786176, 1984640, 2041344, 2232720, 2381568, 2551680, 2976960, 3402240, 3572352, 3969280, 4465440, 4763136, 5103360, 5953920, 7144704, 7938560, 8930880, 10206720, 11907840, 14289408, 17861760, 23815680, 35723520, 71447040]

約数ペア:

[(1, 71447040), (2, 35723520), (3, 23815680), (4, 17861760), (5, 14289408), (6, 11907840), (7, 10206720), (8, 8930880), (9, 7938560), (10, 7144704), (12, 5953920), (14, 5103360), (15, 4763136), (16, 4465440), (18, 3969280), (20, 3572352), (21, 3402240), (24, 2976960), (28, 2551680), (30, 2381568), (32, 2232720), (35, 2041344), (36, 1984640), (40, 1786176), (42, 1701120), (45, 1587712), (48, 1488480), (56, 1275840), (60, 1190784), (63, 1134080), (64, 1116360), (70, 1020672), (72, 992320), (80, 893088), (84, 850560), (90, 793856), (96, 744240), (105, 680448), (112, 637920), (120, 595392), (126, 567040), (128, 558180), (140, 510336), (144, 496160), (160, 446544), (168, 425280), (180, 396928), (192, 372120), (210, 340224), (224, 318960), (240, 297696), (252, 283520), (256, 279090), (280, 255168), (288, 248080), (315, 226816), (320, 223272), (336, 212640), (360, 198464), (384, 186060), (420, 170112), (443, 161280), (448, 159480), (480, 148848), (504, 141760), (512, 139545), (560, 127584), (576, 124040), (630, 113408), (640, 111636), (672, 106320), (720, 99232), (768, 93030), (840, 85056), (886, 80640), (896, 79740), (960, 74424), (1008, 70880), (1120, 63792), (1152, 62020), (1260, 56704), (1280, 55818), (1329, 53760), (1344, 53160), (1440, 49616), (1536, 46515), (1680, 42528), (1772, 40320), (1792, 39870), (1920, 37212), (2016, 35440), (2215, 32256), (2240, 31896), (2304, 31010), (2520, 28352), (2560, 27909), (2658, 26880), (2688, 26580), (2880, 24808), (3101, 23040), (3360, 21264), (3544, 20160), (3584, 19935), (3840, 18606), (3987, 17920), (4032, 17720), (4430, 16128), (4480, 15948), (4608, 15505), (5040, 14176), (5316, 13440), (5376, 13290), (5760, 12404), (6202, 11520), (6645, 10752), (6720, 10632), (7088, 10080), (7680, 9303), (7974, 8960), (8064, 8860)]