278713432

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{1193}}^1$

素因数の和:1300

約数の個数: 64

約数和(自身を含む): 580284000

約数和(自身を除く): 301570568

約数列:

[1, 2, 4, 8, 19, 29, 38, 53, 58, 76, 106, 116, 152, 212, 232, 424, 551, 1007, 1102, 1193, 1537, 2014, 2204, 2386, 3074, 4028, 4408, 4772, 6148, 8056, 9544, 12296, 22667, 29203, 34597, 45334, 58406, 63229, 69194, 90668, 116812, 126458, 138388, 181336, 233624, 252916, 276776, 505832, 657343, 1201351, 1314686, 1833641, 2402702, 2629372, 3667282, 4805404, 5258744, 7334564, 9610808, 14669128, 34839179, 69678358, 139356716, 278713432]

約数ペア:

[(1, 278713432), (2, 139356716), (4, 69678358), (8, 34839179), (19, 14669128), (29, 9610808), (38, 7334564), (53, 5258744), (58, 4805404), (76, 3667282), (106, 2629372), (116, 2402702), (152, 1833641), (212, 1314686), (232, 1201351), (424, 657343), (551, 505832), (1007, 276776), (1102, 252916), (1193, 233624), (1537, 181336), (2014, 138388), (2204, 126458), (2386, 116812), (3074, 90668), (4028, 69194), (4408, 63229), (4772, 58406), (6148, 45334), (8056, 34597), (9544, 29203), (12296, 22667)]