256510360104

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{881}}^1\times {\mathrm{6547}}^1$

素因数の和:7563

約数の個数: 128

約数和(自身を含む): 686109916800

約数和(自身を除く): 429599556696

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 109, 136, 204, 218, 327, 408, 436, 654, 872, 881, 1308, 1762, 1853, 2616, 2643, 3524, 3706, 5286, 5559, 6547, 7048, 7412, 10572, 11118, 13094, 14824, 14977, 19641, 21144, 22236, 26188, 29954, 39282, 44472, 44931, 52376, 59908, 78564, 89862, 96029, 111299, 119816, 157128, 179724, 192058, 222598, 288087, 333897, 359448, 384116, 445196, 576174, 667794, 713623, 768232, 890392, 1152348, 1335588, 1427246, 1632493, 2140869, 2304696, 2671176, 2854492, 3264986, 4281738, 4897479, 5708984, 5767907, 6529972, 8563476, 9794958, 11535814, 12131591, 13059944, 17126952, 17303721, 19589916, 23071628, 24263182, 34607442, 36394773, 39179832, 46143256, 48526364, 69214884, 72789546, 97052728, 98054419, 138429768, 145579092, 196108838, 291158184, 294163257, 392217676, 588326514, 628701863, 784435352, 1176653028, 1257403726, 1886105589, 2353306056, 2514807452, 3772211178, 5029614904, 7544422356, 10687931671, 15088844712, 21375863342, 32063795013, 42751726684, 64127590026, 85503453368, 128255180052, 256510360104]

約数ペア:

[(1, 256510360104), (2, 128255180052), (3, 85503453368), (4, 64127590026), (6, 42751726684), (8, 32063795013), (12, 21375863342), (17, 15088844712), (24, 10687931671), (34, 7544422356), (51, 5029614904), (68, 3772211178), (102, 2514807452), (109, 2353306056), (136, 1886105589), (204, 1257403726), (218, 1176653028), (327, 784435352), (408, 628701863), (436, 588326514), (654, 392217676), (872, 294163257), (881, 291158184), (1308, 196108838), (1762, 145579092), (1853, 138429768), (2616, 98054419), (2643, 97052728), (3524, 72789546), (3706, 69214884), (5286, 48526364), (5559, 46143256), (6547, 39179832), (7048, 36394773), (7412, 34607442), (10572, 24263182), (11118, 23071628), (13094, 19589916), (14824, 17303721), (14977, 17126952), (19641, 13059944), (21144, 12131591), (22236, 11535814), (26188, 9794958), (29954, 8563476), (39282, 6529972), (44472, 5767907), (44931, 5708984), (52376, 4897479), (59908, 4281738), (78564, 3264986), (89862, 2854492), (96029, 2671176), (111299, 2304696), (119816, 2140869), (157128, 1632493), (179724, 1427246), (192058, 1335588), (222598, 1152348), (288087, 890392), (333897, 768232), (359448, 713623), (384116, 667794), (445196, 576174)]