278274836

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1061}}^1$

素因数の和:1137

約数の個数: 96

約数和(自身を含む): 642297600

約数和(自身を除く): 364022764

約数列:

[1, 2, 4, 7, 14, 17, 19, 28, 29, 34, 38, 58, 68, 76, 116, 119, 133, 203, 238, 266, 323, 406, 476, 493, 532, 551, 646, 812, 986, 1061, 1102, 1292, 1972, 2122, 2204, 2261, 3451, 3857, 4244, 4522, 6902, 7427, 7714, 9044, 9367, 13804, 14854, 15428, 18037, 18734, 20159, 29708, 30769, 36074, 37468, 40318, 61538, 65569, 72148, 80636, 123076, 126259, 131138, 141113, 215383, 252518, 262276, 282226, 342703, 430766, 505036, 523073, 564452, 584611, 685406, 861532, 1046146, 1169222, 1370812, 2092292, 2338444, 2398921, 3661511, 4092277, 4797842, 7323022, 8184554, 9595684, 9938387, 14646044, 16369108, 19876774, 39753548, 69568709, 139137418, 278274836]

約数ペア:

[(1, 278274836), (2, 139137418), (4, 69568709), (7, 39753548), (14, 19876774), (17, 16369108), (19, 14646044), (28, 9938387), (29, 9595684), (34, 8184554), (38, 7323022), (58, 4797842), (68, 4092277), (76, 3661511), (116, 2398921), (119, 2338444), (133, 2092292), (203, 1370812), (238, 1169222), (266, 1046146), (323, 861532), (406, 685406), (476, 584611), (493, 564452), (532, 523073), (551, 505036), (646, 430766), (812, 342703), (986, 282226), (1061, 262276), (1102, 252518), (1292, 215383), (1972, 141113), (2122, 131138), (2204, 126259), (2261, 123076), (3451, 80636), (3857, 72148), (4244, 65569), (4522, 61538), (6902, 40318), (7427, 37468), (7714, 36074), (9044, 30769), (9367, 29708), (13804, 20159), (14854, 18734), (15428, 18037)]