290136704

素因数分解:

$2^7\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 689895360

約数和(自身を除く): 399758656

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 121, 128, 131, 143, 176, 208, 242, 262, 286, 352, 416, 484, 524, 572, 704, 832, 968, 1048, 1144, 1331, 1408, 1441, 1573, 1664, 1703, 1936, 2096, 2288, 2662, 2882, 3146, 3406, 3872, 4192, 4576, 5324, 5764, 6292, 6812, 7744, 8384, 9152, 10648, 11528, 12584, 13624, 15488, 15851, 16768, 17303, 18304, 18733, 21296, 23056, 25168, 27248, 31702, 34606, 37466, 42592, 46112, 50336, 54496, 63404, 69212, 74932, 85184, 92224, 100672, 108992, 126808, 138424, 149864, 170368, 174361, 184448, 201344, 206063, 217984, 253616, 276848, 299728, 348722, 412126, 507232, 553696, 599456, 697444, 824252, 1014464, 1107392, 1198912, 1394888, 1648504, 2028928, 2214784, 2266693, 2397824, 2789776, 3297008, 4533386, 5579552, 6594016, 9066772, 11159104, 13188032, 18133544, 22318208, 26376064, 36267088, 72534176, 145068352, 290136704]

約数ペア:

[(1, 290136704), (2, 145068352), (4, 72534176), (8, 36267088), (11, 26376064), (13, 22318208), (16, 18133544), (22, 13188032), (26, 11159104), (32, 9066772), (44, 6594016), (52, 5579552), (64, 4533386), (88, 3297008), (104, 2789776), (121, 2397824), (128, 2266693), (131, 2214784), (143, 2028928), (176, 1648504), (208, 1394888), (242, 1198912), (262, 1107392), (286, 1014464), (352, 824252), (416, 697444), (484, 599456), (524, 553696), (572, 507232), (704, 412126), (832, 348722), (968, 299728), (1048, 276848), (1144, 253616), (1331, 217984), (1408, 206063), (1441, 201344), (1573, 184448), (1664, 174361), (1703, 170368), (1936, 149864), (2096, 138424), (2288, 126808), (2662, 108992), (2882, 100672), (3146, 92224), (3406, 85184), (3872, 74932), (4192, 69212), (4576, 63404), (5324, 54496), (5764, 50336), (6292, 46112), (6812, 42592), (7744, 37466), (8384, 34606), (9152, 31702), (10648, 27248), (11528, 25168), (12584, 23056), (13624, 21296), (15488, 18733), (15851, 18304), (16768, 17303)]