140168992

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:222

約数の個数: 72

約数和(自身を含む): 297670464

約数和(自身を除く): 157501472

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 103, 172, 184, 206, 344, 368, 412, 688, 736, 824, 989, 1376, 1648, 1849, 1978, 2369, 3296, 3698, 3956, 4429, 4738, 7396, 7912, 8858, 9476, 14792, 15824, 17716, 18952, 29584, 31648, 35432, 37904, 42527, 59168, 70864, 75808, 85054, 101867, 141728, 170108, 190447, 203734, 340216, 380894, 407468, 680432, 761788, 814936, 1360864, 1523576, 1629872, 3047152, 3259744, 4380281, 6094304, 8760562, 17521124, 35042248, 70084496, 140168992]

約数ペア:

[(1, 140168992), (2, 70084496), (4, 35042248), (8, 17521124), (16, 8760562), (23, 6094304), (32, 4380281), (43, 3259744), (46, 3047152), (86, 1629872), (92, 1523576), (103, 1360864), (172, 814936), (184, 761788), (206, 680432), (344, 407468), (368, 380894), (412, 340216), (688, 203734), (736, 190447), (824, 170108), (989, 141728), (1376, 101867), (1648, 85054), (1849, 75808), (1978, 70864), (2369, 59168), (3296, 42527), (3698, 37904), (3956, 35432), (4429, 31648), (4738, 29584), (7396, 18952), (7912, 17716), (8858, 15824), (9476, 14792)]