221581008

素因数分解:

$2^4\times 3^6\times {\mathrm{11}}^2\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 210

約数和(自身を含む): 712017362

約数和(自身を除く): 490436354

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 81, 88, 99, 108, 121, 132, 144, 157, 162, 176, 198, 216, 242, 243, 264, 297, 314, 324, 363, 396, 432, 471, 484, 486, 528, 594, 628, 648, 726, 729, 792, 891, 942, 968, 972, 1089, 1188, 1256, 1296, 1413, 1452, 1458, 1584, 1727, 1782, 1884, 1936, 1944, 2178, 2376, 2512, 2673, 2826, 2904, 2916, 3267, 3454, 3564, 3768, 3888, 4239, 4356, 4752, 5181, 5346, 5652, 5808, 5832, 6534, 6908, 7128, 7536, 8019, 8478, 8712, 9801, 10362, 10692, 11304, 11664, 12717, 13068, 13816, 14256, 15543, 16038, 16956, 17424, 18997, 19602, 20724, 21384, 22608, 25434, 26136, 27632, 29403, 31086, 32076, 33912, 37994, 38151, 39204, 41448, 42768, 46629, 50868, 52272, 56991, 58806, 62172, 64152, 67824, 75988, 76302, 78408, 82896, 88209, 93258, 101736, 113982, 114453, 117612, 124344, 128304, 139887, 151976, 152604, 156816, 170973, 176418, 186516, 203472, 227964, 228906, 235224, 248688, 279774, 303952, 305208, 341946, 352836, 373032, 419661, 455928, 457812, 470448, 512919, 559548, 610416, 683892, 705672, 746064, 839322, 911856, 915624, 1025838, 1119096, 1258983, 1367784, 1411344, 1538757, 1678644, 1831248, 2051676, 2238192, 2517966, 2735568, 3077514, 3357288, 4103352, 4616271, 5035932, 6155028, 6714576, 8206704, 9232542, 10071864, 12310056, 13848813, 18465084, 20143728, 24620112, 27697626, 36930168, 55395252, 73860336, 110790504, 221581008]

約数ペア:

[(1, 221581008), (2, 110790504), (3, 73860336), (4, 55395252), (6, 36930168), (8, 27697626), (9, 24620112), (11, 20143728), (12, 18465084), (16, 13848813), (18, 12310056), (22, 10071864), (24, 9232542), (27, 8206704), (33, 6714576), (36, 6155028), (44, 5035932), (48, 4616271), (54, 4103352), (66, 3357288), (72, 3077514), (81, 2735568), (88, 2517966), (99, 2238192), (108, 2051676), (121, 1831248), (132, 1678644), (144, 1538757), (157, 1411344), (162, 1367784), (176, 1258983), (198, 1119096), (216, 1025838), (242, 915624), (243, 911856), (264, 839322), (297, 746064), (314, 705672), (324, 683892), (363, 610416), (396, 559548), (432, 512919), (471, 470448), (484, 457812), (486, 455928), (528, 419661), (594, 373032), (628, 352836), (648, 341946), (726, 305208), (729, 303952), (792, 279774), (891, 248688), (942, 235224), (968, 228906), (972, 227964), (1089, 203472), (1188, 186516), (1256, 176418), (1296, 170973), (1413, 156816), (1452, 152604), (1458, 151976), (1584, 139887), (1727, 128304), (1782, 124344), (1884, 117612), (1936, 114453), (1944, 113982), (2178, 101736), (2376, 93258), (2512, 88209), (2673, 82896), (2826, 78408), (2904, 76302), (2916, 75988), (3267, 67824), (3454, 64152), (3564, 62172), (3768, 58806), (3888, 56991), (4239, 52272), (4356, 50868), (4752, 46629), (5181, 42768), (5346, 41448), (5652, 39204), (5808, 38151), (5832, 37994), (6534, 33912), (6908, 32076), (7128, 31086), (7536, 29403), (8019, 27632), (8478, 26136), (8712, 25434), (9801, 22608), (10362, 21384), (10692, 20724), (11304, 19602), (11664, 18997), (12717, 17424), (13068, 16956), (13816, 16038), (14256, 15543)]