1720780128

素因数分解:

$2^5\times 3^2\times {\mathrm{1283}}^1\times {\mathrm{4657}}^1$

素因数の和:5956

約数の個数: 72

約数和(自身を含む): 4898334168

約数和(自身を除く): 3177554040

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 1283, 2566, 3849, 4657, 5132, 7698, 9314, 10264, 11547, 13971, 15396, 18628, 20528, 23094, 27942, 30792, 37256, 41056, 41913, 46188, 55884, 61584, 74512, 83826, 92376, 111768, 123168, 149024, 167652, 184752, 223536, 335304, 369504, 447072, 670608, 1341216, 5974931, 11949862, 17924793, 23899724, 35849586, 47799448, 53774379, 71699172, 95598896, 107548758, 143398344, 191197792, 215097516, 286796688, 430195032, 573593376, 860390064, 1720780128]

約数ペア:

[(1, 1720780128), (2, 860390064), (3, 573593376), (4, 430195032), (6, 286796688), (8, 215097516), (9, 191197792), (12, 143398344), (16, 107548758), (18, 95598896), (24, 71699172), (32, 53774379), (36, 47799448), (48, 35849586), (72, 23899724), (96, 17924793), (144, 11949862), (288, 5974931), (1283, 1341216), (2566, 670608), (3849, 447072), (4657, 369504), (5132, 335304), (7698, 223536), (9314, 184752), (10264, 167652), (11547, 149024), (13971, 123168), (15396, 111768), (18628, 92376), (20528, 83826), (23094, 74512), (27942, 61584), (30792, 55884), (37256, 46188), (41056, 41913)]