76480040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21011}}^1$

素因数の和:21042

約数の個数: 64

約数和(自身を含む): 211800960

約数和(自身を除く): 135320920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 21011, 42022, 84044, 105055, 147077, 168088, 210110, 273143, 294154, 420220, 546286, 588308, 735385, 840440, 1092572, 1176616, 1365715, 1470770, 1912001, 2185144, 2731430, 2941540, 3824002, 5462860, 5883080, 7648004, 9560005, 10925720, 15296008, 19120010, 38240020, 76480040]

約数ペア:

[(1, 76480040), (2, 38240020), (4, 19120010), (5, 15296008), (7, 10925720), (8, 9560005), (10, 7648004), (13, 5883080), (14, 5462860), (20, 3824002), (26, 2941540), (28, 2731430), (35, 2185144), (40, 1912001), (52, 1470770), (56, 1365715), (65, 1176616), (70, 1092572), (91, 840440), (104, 735385), (130, 588308), (140, 546286), (182, 420220), (260, 294154), (280, 273143), (364, 210110), (455, 168088), (520, 147077), (728, 105055), (910, 84044), (1820, 42022), (3640, 21011)]