66704640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:652

約数の個数: 144

約数和(自身を含む): 220752000

約数和(自身を除く): 154047360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 32, 40, 48, 58, 60, 64, 80, 87, 96, 116, 120, 128, 145, 160, 174, 192, 232, 240, 256, 290, 320, 348, 384, 435, 464, 480, 580, 599, 640, 696, 768, 870, 928, 960, 1160, 1198, 1280, 1392, 1740, 1797, 1856, 1920, 2320, 2396, 2784, 2995, 3480, 3594, 3712, 3840, 4640, 4792, 5568, 5990, 6960, 7188, 7424, 8985, 9280, 9584, 11136, 11980, 13920, 14376, 17371, 17970, 18560, 19168, 22272, 23960, 27840, 28752, 34742, 35940, 37120, 38336, 47920, 52113, 55680, 57504, 69484, 71880, 76672, 86855, 95840, 104226, 111360, 115008, 138968, 143760, 153344, 173710, 191680, 208452, 230016, 260565, 277936, 287520, 347420, 383360, 416904, 460032, 521130, 555872, 575040, 694840, 766720, 833808, 1042260, 1111744, 1150080, 1389680, 1667616, 2084520, 2223488, 2300160, 2779360, 3335232, 4169040, 4446976, 5558720, 6670464, 8338080, 11117440, 13340928, 16676160, 22234880, 33352320, 66704640]

約数ペア:

[(1, 66704640), (2, 33352320), (3, 22234880), (4, 16676160), (5, 13340928), (6, 11117440), (8, 8338080), (10, 6670464), (12, 5558720), (15, 4446976), (16, 4169040), (20, 3335232), (24, 2779360), (29, 2300160), (30, 2223488), (32, 2084520), (40, 1667616), (48, 1389680), (58, 1150080), (60, 1111744), (64, 1042260), (80, 833808), (87, 766720), (96, 694840), (116, 575040), (120, 555872), (128, 521130), (145, 460032), (160, 416904), (174, 383360), (192, 347420), (232, 287520), (240, 277936), (256, 260565), (290, 230016), (320, 208452), (348, 191680), (384, 173710), (435, 153344), (464, 143760), (480, 138968), (580, 115008), (599, 111360), (640, 104226), (696, 95840), (768, 86855), (870, 76672), (928, 71880), (960, 69484), (1160, 57504), (1198, 55680), (1280, 52113), (1392, 47920), (1740, 38336), (1797, 37120), (1856, 35940), (1920, 34742), (2320, 28752), (2396, 27840), (2784, 23960), (2995, 22272), (3480, 19168), (3594, 18560), (3712, 17970), (3840, 17371), (4640, 14376), (4792, 13920), (5568, 11980), (5990, 11136), (6960, 9584), (7188, 9280), (7424, 8985)]