156766075240

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1\times {\mathrm{509}}^1\times {\mathrm{743}}^1$

素因数の和:1547

約数の個数: 128

約数和(自身を含む): 363624940800

約数和(自身を除く): 206858865560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 241, 344, 430, 482, 509, 743, 860, 964, 1018, 1205, 1486, 1720, 1928, 2036, 2410, 2545, 2972, 3715, 4072, 4820, 5090, 5944, 7430, 9640, 10180, 10363, 14860, 20360, 20726, 21887, 29720, 31949, 41452, 43774, 51815, 63898, 82904, 87548, 103630, 109435, 122669, 127796, 159745, 175096, 179063, 207260, 218870, 245338, 255592, 319490, 358126, 378187, 414520, 437740, 490676, 613345, 638980, 716252, 756374, 875480, 895315, 981352, 1226690, 1277960, 1432504, 1512748, 1790630, 1890935, 2453380, 3025496, 3581260, 3781870, 4906760, 5274767, 7162520, 7563740, 7699709, 10549534, 15127480, 15399418, 16262041, 21099068, 26373835, 30798836, 32524082, 38498545, 42198136, 52747670, 61597672, 65048164, 76997090, 81310205, 91143067, 105495340, 130096328, 153994180, 162620410, 182286134, 210990680, 307988360, 325240820, 364572268, 455715335, 650481640, 729144536, 911430670, 1822861340, 3645722680, 3919151881, 7838303762, 15676607524, 19595759405, 31353215048, 39191518810, 78383037620, 156766075240]

約数ペア:

[(1, 156766075240), (2, 78383037620), (4, 39191518810), (5, 31353215048), (8, 19595759405), (10, 15676607524), (20, 7838303762), (40, 3919151881), (43, 3645722680), (86, 1822861340), (172, 911430670), (215, 729144536), (241, 650481640), (344, 455715335), (430, 364572268), (482, 325240820), (509, 307988360), (743, 210990680), (860, 182286134), (964, 162620410), (1018, 153994180), (1205, 130096328), (1486, 105495340), (1720, 91143067), (1928, 81310205), (2036, 76997090), (2410, 65048164), (2545, 61597672), (2972, 52747670), (3715, 42198136), (4072, 38498545), (4820, 32524082), (5090, 30798836), (5944, 26373835), (7430, 21099068), (9640, 16262041), (10180, 15399418), (10363, 15127480), (14860, 10549534), (20360, 7699709), (20726, 7563740), (21887, 7162520), (29720, 5274767), (31949, 4906760), (41452, 3781870), (43774, 3581260), (51815, 3025496), (63898, 2453380), (82904, 1890935), (87548, 1790630), (103630, 1512748), (109435, 1432504), (122669, 1277960), (127796, 1226690), (159745, 981352), (175096, 895315), (179063, 875480), (207260, 756374), (218870, 716252), (245338, 638980), (255592, 613345), (319490, 490676), (358126, 437740), (378187, 414520)]