218402568

素因数分解:

$2^3\times 3^9\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 160

約数和(自身を含む): 655432800

約数和(自身を除く): 437030232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 73, 76, 81, 108, 114, 146, 152, 162, 171, 216, 219, 228, 243, 292, 324, 342, 438, 456, 486, 513, 584, 648, 657, 684, 729, 876, 972, 1026, 1314, 1368, 1387, 1458, 1539, 1752, 1944, 1971, 2052, 2187, 2628, 2774, 2916, 3078, 3942, 4104, 4161, 4374, 4617, 5256, 5548, 5832, 5913, 6156, 6561, 7884, 8322, 8748, 9234, 11096, 11826, 12312, 12483, 13122, 13851, 15768, 16644, 17496, 17739, 18468, 19683, 23652, 24966, 26244, 27702, 33288, 35478, 36936, 37449, 39366, 41553, 47304, 49932, 52488, 53217, 55404, 70956, 74898, 78732, 83106, 99864, 106434, 110808, 112347, 124659, 141912, 149796, 157464, 159651, 166212, 212868, 224694, 249318, 299592, 319302, 332424, 337041, 373977, 425736, 449388, 478953, 498636, 638604, 674082, 747954, 898776, 957906, 997272, 1011123, 1277208, 1348164, 1436859, 1495908, 1915812, 2022246, 2696328, 2873718, 2991816, 3033369, 3831624, 4044492, 5747436, 6066738, 8088984, 9100107, 11494872, 12133476, 18200214, 24266952, 27300321, 36400428, 54600642, 72800856, 109201284, 218402568]

約数ペア:

[(1, 218402568), (2, 109201284), (3, 72800856), (4, 54600642), (6, 36400428), (8, 27300321), (9, 24266952), (12, 18200214), (18, 12133476), (19, 11494872), (24, 9100107), (27, 8088984), (36, 6066738), (38, 5747436), (54, 4044492), (57, 3831624), (72, 3033369), (73, 2991816), (76, 2873718), (81, 2696328), (108, 2022246), (114, 1915812), (146, 1495908), (152, 1436859), (162, 1348164), (171, 1277208), (216, 1011123), (219, 997272), (228, 957906), (243, 898776), (292, 747954), (324, 674082), (342, 638604), (438, 498636), (456, 478953), (486, 449388), (513, 425736), (584, 373977), (648, 337041), (657, 332424), (684, 319302), (729, 299592), (876, 249318), (972, 224694), (1026, 212868), (1314, 166212), (1368, 159651), (1387, 157464), (1458, 149796), (1539, 141912), (1752, 124659), (1944, 112347), (1971, 110808), (2052, 106434), (2187, 99864), (2628, 83106), (2774, 78732), (2916, 74898), (3078, 70956), (3942, 55404), (4104, 53217), (4161, 52488), (4374, 49932), (4617, 47304), (5256, 41553), (5548, 39366), (5832, 37449), (5913, 36936), (6156, 35478), (6561, 33288), (7884, 27702), (8322, 26244), (8748, 24966), (9234, 23652), (11096, 19683), (11826, 18468), (12312, 17739), (12483, 17496), (13122, 16644), (13851, 15768)]