140705320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6361}}^1$

素因数の和:6458

約数の個数: 64

約数和(自身を含む): 366451200

約数和(自身を除く): 225745880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 6361, 11060, 12722, 22120, 25444, 31805, 44527, 50888, 63610, 89054, 127220, 178108, 222635, 254440, 356216, 445270, 502519, 890540, 1005038, 1781080, 2010076, 2512595, 3517633, 4020152, 5025190, 7035266, 10050380, 14070532, 17588165, 20100760, 28141064, 35176330, 70352660, 140705320]

約数ペア:

[(1, 140705320), (2, 70352660), (4, 35176330), (5, 28141064), (7, 20100760), (8, 17588165), (10, 14070532), (14, 10050380), (20, 7035266), (28, 5025190), (35, 4020152), (40, 3517633), (56, 2512595), (70, 2010076), (79, 1781080), (140, 1005038), (158, 890540), (280, 502519), (316, 445270), (395, 356216), (553, 254440), (632, 222635), (790, 178108), (1106, 127220), (1580, 89054), (2212, 63610), (2765, 50888), (3160, 44527), (4424, 31805), (5530, 25444), (6361, 22120), (11060, 12722)]