78671490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2917}}^1$

素因数の和:2987

約数の個数: 64

約数和(自身を含む): 201692160

約数和(自身を除く): 123020670

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 58, 62, 87, 93, 145, 155, 174, 186, 290, 310, 435, 465, 870, 899, 930, 1798, 2697, 2917, 4495, 5394, 5834, 8751, 8990, 13485, 14585, 17502, 26970, 29170, 43755, 84593, 87510, 90427, 169186, 180854, 253779, 271281, 422965, 452135, 507558, 542562, 845930, 904270, 1268895, 1356405, 2537790, 2622383, 2712810, 5244766, 7867149, 13111915, 15734298, 26223830, 39335745, 78671490]

約数ペア:

[(1, 78671490), (2, 39335745), (3, 26223830), (5, 15734298), (6, 13111915), (10, 7867149), (15, 5244766), (29, 2712810), (30, 2622383), (31, 2537790), (58, 1356405), (62, 1268895), (87, 904270), (93, 845930), (145, 542562), (155, 507558), (174, 452135), (186, 422965), (290, 271281), (310, 253779), (435, 180854), (465, 169186), (870, 90427), (899, 87510), (930, 84593), (1798, 43755), (2697, 29170), (2917, 26970), (4495, 17502), (5394, 14585), (5834, 13485), (8751, 8990)]