165517380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131363}}^1$

素因数の和:131385

約数の個数: 72

約数和(自身を含む): 573797952

約数和(自身を除く): 408280572

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 131363, 262726, 394089, 525452, 656815, 788178, 919541, 1182267, 1313630, 1576356, 1839082, 1970445, 2364534, 2627260, 2758623, 3678164, 3940890, 4597705, 4729068, 5517246, 5911335, 7881780, 8275869, 9195410, 11034492, 11822670, 13793115, 16551738, 18390820, 23645340, 27586230, 33103476, 41379345, 55172460, 82758690, 165517380]

約数ペア:

[(1, 165517380), (2, 82758690), (3, 55172460), (4, 41379345), (5, 33103476), (6, 27586230), (7, 23645340), (9, 18390820), (10, 16551738), (12, 13793115), (14, 11822670), (15, 11034492), (18, 9195410), (20, 8275869), (21, 7881780), (28, 5911335), (30, 5517246), (35, 4729068), (36, 4597705), (42, 3940890), (45, 3678164), (60, 2758623), (63, 2627260), (70, 2364534), (84, 1970445), (90, 1839082), (105, 1576356), (126, 1313630), (140, 1182267), (180, 919541), (210, 788178), (252, 656815), (315, 525452), (420, 394089), (630, 262726), (1260, 131363)]