164736320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{293}}^1$

素因数の和:568

約数の個数: 112

約数和(自身を含む): 451640448

約数和(自身を除く): 286904128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 251, 280, 293, 320, 448, 502, 560, 586, 1004, 1120, 1172, 1255, 1465, 1757, 2008, 2051, 2240, 2344, 2510, 2930, 3514, 4016, 4102, 4688, 5020, 5860, 7028, 8032, 8204, 8785, 9376, 10040, 10255, 11720, 14056, 16064, 16408, 17570, 18752, 20080, 20510, 23440, 28112, 32816, 35140, 40160, 41020, 46880, 56224, 65632, 70280, 73543, 80320, 82040, 93760, 112448, 131264, 140560, 147086, 164080, 281120, 294172, 328160, 367715, 514801, 562240, 588344, 656320, 735430, 1029602, 1176688, 1470860, 2059204, 2353376, 2574005, 2941720, 4118408, 4706752, 5148010, 5883440, 8236816, 10296020, 11766880, 16473632, 20592040, 23533760, 32947264, 41184080, 82368160, 164736320]

約数ペア:

[(1, 164736320), (2, 82368160), (4, 41184080), (5, 32947264), (7, 23533760), (8, 20592040), (10, 16473632), (14, 11766880), (16, 10296020), (20, 8236816), (28, 5883440), (32, 5148010), (35, 4706752), (40, 4118408), (56, 2941720), (64, 2574005), (70, 2353376), (80, 2059204), (112, 1470860), (140, 1176688), (160, 1029602), (224, 735430), (251, 656320), (280, 588344), (293, 562240), (320, 514801), (448, 367715), (502, 328160), (560, 294172), (586, 281120), (1004, 164080), (1120, 147086), (1172, 140560), (1255, 131264), (1465, 112448), (1757, 93760), (2008, 82040), (2051, 80320), (2240, 73543), (2344, 70280), (2510, 65632), (2930, 56224), (3514, 46880), (4016, 41020), (4102, 40160), (4688, 35140), (5020, 32816), (5860, 28112), (7028, 23440), (8032, 20510), (8204, 20080), (8785, 18752), (9376, 17570), (10040, 16408), (10255, 16064), (11720, 14056)]