217431864

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:571

約数の個数: 160

約数和(自身を含む): 669604320

約数和(自身を除く): 452172456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 53, 54, 72, 78, 81, 104, 106, 108, 117, 156, 159, 162, 212, 216, 234, 312, 318, 324, 351, 424, 468, 477, 487, 636, 648, 689, 702, 936, 954, 974, 1053, 1272, 1378, 1404, 1431, 1461, 1908, 1948, 2067, 2106, 2756, 2808, 2862, 2922, 3816, 3896, 4134, 4212, 4293, 4383, 5512, 5724, 5844, 6201, 6331, 8268, 8424, 8586, 8766, 11448, 11688, 12402, 12662, 13149, 16536, 17172, 17532, 18603, 18993, 24804, 25324, 25811, 26298, 34344, 35064, 37206, 37986, 39447, 49608, 50648, 51622, 52596, 55809, 56979, 74412, 75972, 77433, 78894, 103244, 105192, 111618, 113958, 148824, 151944, 154866, 157788, 170937, 206488, 223236, 227916, 232299, 309732, 315576, 335543, 341874, 446472, 455832, 464598, 512811, 619464, 671086, 683748, 696897, 929196, 1006629, 1025622, 1342172, 1367496, 1393794, 1858392, 2013258, 2051244, 2090691, 2684344, 2787588, 3019887, 4026516, 4102488, 4181382, 5575176, 6039774, 8053032, 8362764, 9059661, 12079548, 16725528, 18119322, 24159096, 27178983, 36238644, 54357966, 72477288, 108715932, 217431864]

約数ペア:

[(1, 217431864), (2, 108715932), (3, 72477288), (4, 54357966), (6, 36238644), (8, 27178983), (9, 24159096), (12, 18119322), (13, 16725528), (18, 12079548), (24, 9059661), (26, 8362764), (27, 8053032), (36, 6039774), (39, 5575176), (52, 4181382), (53, 4102488), (54, 4026516), (72, 3019887), (78, 2787588), (81, 2684344), (104, 2090691), (106, 2051244), (108, 2013258), (117, 1858392), (156, 1393794), (159, 1367496), (162, 1342172), (212, 1025622), (216, 1006629), (234, 929196), (312, 696897), (318, 683748), (324, 671086), (351, 619464), (424, 512811), (468, 464598), (477, 455832), (487, 446472), (636, 341874), (648, 335543), (689, 315576), (702, 309732), (936, 232299), (954, 227916), (974, 223236), (1053, 206488), (1272, 170937), (1378, 157788), (1404, 154866), (1431, 151944), (1461, 148824), (1908, 113958), (1948, 111618), (2067, 105192), (2106, 103244), (2756, 78894), (2808, 77433), (2862, 75972), (2922, 74412), (3816, 56979), (3896, 55809), (4134, 52596), (4212, 51622), (4293, 50648), (4383, 49608), (5512, 39447), (5724, 37986), (5844, 37206), (6201, 35064), (6331, 34344), (8268, 26298), (8424, 25811), (8586, 25324), (8766, 24804), (11448, 18993), (11688, 18603), (12402, 17532), (12662, 17172), (13149, 16536)]