68240640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1367}}^1$

素因数の和:1404

約数の個数: 144

約数和(自身を含む): 234880128

約数和(自身を除く): 166639488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1367, 1560, 1664, 1920, 2080, 2496, 2734, 3120, 3328, 3840, 4101, 4160, 4992, 5468, 6240, 6835, 8202, 8320, 9984, 10936, 12480, 13670, 16404, 16640, 17771, 20505, 21872, 24960, 27340, 32808, 35542, 41010, 43744, 49920, 53313, 54680, 65616, 71084, 82020, 87488, 88855, 106626, 109360, 131232, 142168, 164040, 174976, 177710, 213252, 218720, 262464, 266565, 284336, 328080, 349952, 355420, 426504, 437440, 524928, 533130, 568672, 656160, 710840, 853008, 874880, 1049856, 1066260, 1137344, 1312320, 1421680, 1706016, 1749760, 2132520, 2274688, 2624640, 2843360, 3412032, 4265040, 4549376, 5249280, 5686720, 6824064, 8530080, 11373440, 13648128, 17060160, 22746880, 34120320, 68240640]

約数ペア:

[(1, 68240640), (2, 34120320), (3, 22746880), (4, 17060160), (5, 13648128), (6, 11373440), (8, 8530080), (10, 6824064), (12, 5686720), (13, 5249280), (15, 4549376), (16, 4265040), (20, 3412032), (24, 2843360), (26, 2624640), (30, 2274688), (32, 2132520), (39, 1749760), (40, 1706016), (48, 1421680), (52, 1312320), (60, 1137344), (64, 1066260), (65, 1049856), (78, 874880), (80, 853008), (96, 710840), (104, 656160), (120, 568672), (128, 533130), (130, 524928), (156, 437440), (160, 426504), (192, 355420), (195, 349952), (208, 328080), (240, 284336), (256, 266565), (260, 262464), (312, 218720), (320, 213252), (384, 177710), (390, 174976), (416, 164040), (480, 142168), (520, 131232), (624, 109360), (640, 106626), (768, 88855), (780, 87488), (832, 82020), (960, 71084), (1040, 65616), (1248, 54680), (1280, 53313), (1367, 49920), (1560, 43744), (1664, 41010), (1920, 35542), (2080, 32808), (2496, 27340), (2734, 24960), (3120, 21872), (3328, 20505), (3840, 17771), (4101, 16640), (4160, 16404), (4992, 13670), (5468, 12480), (6240, 10936), (6835, 9984), (8202, 8320)]