256536732

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:355

約数の個数: 96

約数和(自身を含む): 651974400

約数和(自身を除く): 395437668

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 83, 102, 109, 139, 166, 204, 218, 249, 278, 327, 332, 417, 436, 498, 556, 654, 834, 996, 1308, 1411, 1668, 1853, 2363, 2822, 3706, 4233, 4726, 5559, 5644, 7089, 7412, 8466, 9047, 9452, 11118, 11537, 14178, 15151, 16932, 18094, 22236, 23074, 27141, 28356, 30302, 34611, 36188, 45453, 46148, 54282, 60604, 69222, 90906, 108564, 138444, 153799, 181812, 196129, 257567, 307598, 392258, 461397, 515134, 588387, 615196, 772701, 784516, 922794, 1030268, 1176774, 1257533, 1545402, 1845588, 2353548, 2515066, 3090804, 3772599, 5030132, 7545198, 15090396, 21378061, 42756122, 64134183, 85512244, 128268366, 256536732]

約数ペア:

[(1, 256536732), (2, 128268366), (3, 85512244), (4, 64134183), (6, 42756122), (12, 21378061), (17, 15090396), (34, 7545198), (51, 5030132), (68, 3772599), (83, 3090804), (102, 2515066), (109, 2353548), (139, 1845588), (166, 1545402), (204, 1257533), (218, 1176774), (249, 1030268), (278, 922794), (327, 784516), (332, 772701), (417, 615196), (436, 588387), (498, 515134), (556, 461397), (654, 392258), (834, 307598), (996, 257567), (1308, 196129), (1411, 181812), (1668, 153799), (1853, 138444), (2363, 108564), (2822, 90906), (3706, 69222), (4233, 60604), (4726, 54282), (5559, 46148), (5644, 45453), (7089, 36188), (7412, 34611), (8466, 30302), (9047, 28356), (9452, 27141), (11118, 23074), (11537, 22236), (14178, 18094), (15151, 16932)]