54881280

素因数分解:

$2^{10}\times 3^3\times 5^1\times {\mathrm{397}}^1$

素因数の和:431

約数の個数: 176

約数和(自身を含む): 195529440

約数和(自身を除く): 140648160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 397, 432, 480, 512, 540, 576, 640, 720, 768, 794, 864, 960, 1024, 1080, 1152, 1191, 1280, 1440, 1536, 1588, 1728, 1920, 1985, 2160, 2304, 2382, 2560, 2880, 3072, 3176, 3456, 3573, 3840, 3970, 4320, 4608, 4764, 5120, 5760, 5955, 6352, 6912, 7146, 7680, 7940, 8640, 9216, 9528, 10719, 11520, 11910, 12704, 13824, 14292, 15360, 15880, 17280, 17865, 19056, 21438, 23040, 23820, 25408, 27648, 28584, 31760, 34560, 35730, 38112, 42876, 46080, 47640, 50816, 53595, 57168, 63520, 69120, 71460, 76224, 85752, 95280, 101632, 107190, 114336, 127040, 138240, 142920, 152448, 171504, 190560, 203264, 214380, 228672, 254080, 285840, 304896, 343008, 381120, 406528, 428760, 457344, 508160, 571680, 609792, 686016, 762240, 857520, 914688, 1016320, 1143360, 1219584, 1372032, 1524480, 1715040, 1829376, 2032640, 2286720, 2744064, 3048960, 3430080, 3658752, 4573440, 5488128, 6097920, 6860160, 9146880, 10976256, 13720320, 18293760, 27440640, 54881280]

約数ペア:

[(1, 54881280), (2, 27440640), (3, 18293760), (4, 13720320), (5, 10976256), (6, 9146880), (8, 6860160), (9, 6097920), (10, 5488128), (12, 4573440), (15, 3658752), (16, 3430080), (18, 3048960), (20, 2744064), (24, 2286720), (27, 2032640), (30, 1829376), (32, 1715040), (36, 1524480), (40, 1372032), (45, 1219584), (48, 1143360), (54, 1016320), (60, 914688), (64, 857520), (72, 762240), (80, 686016), (90, 609792), (96, 571680), (108, 508160), (120, 457344), (128, 428760), (135, 406528), (144, 381120), (160, 343008), (180, 304896), (192, 285840), (216, 254080), (240, 228672), (256, 214380), (270, 203264), (288, 190560), (320, 171504), (360, 152448), (384, 142920), (397, 138240), (432, 127040), (480, 114336), (512, 107190), (540, 101632), (576, 95280), (640, 85752), (720, 76224), (768, 71460), (794, 69120), (864, 63520), (960, 57168), (1024, 53595), (1080, 50816), (1152, 47640), (1191, 46080), (1280, 42876), (1440, 38112), (1536, 35730), (1588, 34560), (1728, 31760), (1920, 28584), (1985, 27648), (2160, 25408), (2304, 23820), (2382, 23040), (2560, 21438), (2880, 19056), (3072, 17865), (3176, 17280), (3456, 15880), (3573, 15360), (3840, 14292), (3970, 13824), (4320, 12704), (4608, 11910), (4764, 11520), (5120, 10719), (5760, 9528), (5955, 9216), (6352, 8640), (6912, 7940), (7146, 7680)]