166405724

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^2$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 339086160

約数和(自身を除く): 172680436

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 59, 68, 74, 76, 118, 148, 236, 323, 629, 646, 703, 1003, 1121, 1258, 1292, 1406, 2006, 2183, 2242, 2516, 2812, 3481, 4012, 4366, 4484, 6962, 8732, 11951, 13924, 19057, 23902, 37111, 38114, 41477, 47804, 59177, 66139, 74222, 76228, 82954, 118354, 128797, 132278, 148444, 165908, 236708, 257594, 264556, 515188, 705109, 1124363, 1410218, 2189549, 2248726, 2447143, 2820436, 4379098, 4497452, 4894286, 8758196, 9788572, 41601431, 83202862, 166405724]

約数ペア:

[(1, 166405724), (2, 83202862), (4, 41601431), (17, 9788572), (19, 8758196), (34, 4894286), (37, 4497452), (38, 4379098), (59, 2820436), (68, 2447143), (74, 2248726), (76, 2189549), (118, 1410218), (148, 1124363), (236, 705109), (323, 515188), (629, 264556), (646, 257594), (703, 236708), (1003, 165908), (1121, 148444), (1258, 132278), (1292, 128797), (1406, 118354), (2006, 82954), (2183, 76228), (2242, 74222), (2516, 66139), (2812, 59177), (3481, 47804), (4012, 41477), (4366, 38114), (4484, 37111), (6962, 23902), (8732, 19057), (11951, 13924)]