208721232

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 160

約数和(自身を含む): 642816000

約数和(自身を除く): 434094768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 59, 72, 76, 108, 114, 118, 144, 152, 171, 177, 216, 228, 236, 304, 342, 354, 431, 432, 456, 472, 513, 531, 684, 708, 862, 912, 944, 1026, 1062, 1121, 1293, 1368, 1416, 1593, 1724, 2052, 2124, 2242, 2586, 2736, 2832, 3186, 3363, 3448, 3879, 4104, 4248, 4484, 5172, 6372, 6726, 6896, 7758, 8189, 8208, 8496, 8968, 10089, 10344, 11637, 12744, 13452, 15516, 16378, 17936, 20178, 20688, 23274, 24567, 25429, 25488, 26904, 30267, 31032, 32756, 40356, 46548, 49134, 50858, 53808, 60534, 62064, 65512, 73701, 76287, 80712, 93096, 98268, 101716, 121068, 131024, 147402, 152574, 161424, 186192, 196536, 203432, 221103, 228861, 242136, 294804, 305148, 393072, 406864, 442206, 457722, 483151, 484272, 589608, 610296, 686583, 884412, 915444, 966302, 1179216, 1220592, 1373166, 1449453, 1768824, 1830888, 1932604, 2746332, 2898906, 3537648, 3661776, 3865208, 4348359, 5492664, 5797812, 7730416, 8696718, 10985328, 11595624, 13045077, 17393436, 23191248, 26090154, 34786872, 52180308, 69573744, 104360616, 208721232]

約数ペア:

[(1, 208721232), (2, 104360616), (3, 69573744), (4, 52180308), (6, 34786872), (8, 26090154), (9, 23191248), (12, 17393436), (16, 13045077), (18, 11595624), (19, 10985328), (24, 8696718), (27, 7730416), (36, 5797812), (38, 5492664), (48, 4348359), (54, 3865208), (57, 3661776), (59, 3537648), (72, 2898906), (76, 2746332), (108, 1932604), (114, 1830888), (118, 1768824), (144, 1449453), (152, 1373166), (171, 1220592), (177, 1179216), (216, 966302), (228, 915444), (236, 884412), (304, 686583), (342, 610296), (354, 589608), (431, 484272), (432, 483151), (456, 457722), (472, 442206), (513, 406864), (531, 393072), (684, 305148), (708, 294804), (862, 242136), (912, 228861), (944, 221103), (1026, 203432), (1062, 196536), (1121, 186192), (1293, 161424), (1368, 152574), (1416, 147402), (1593, 131024), (1724, 121068), (2052, 101716), (2124, 98268), (2242, 93096), (2586, 80712), (2736, 76287), (2832, 73701), (3186, 65512), (3363, 62064), (3448, 60534), (3879, 53808), (4104, 50858), (4248, 49134), (4484, 46548), (5172, 40356), (6372, 32756), (6726, 31032), (6896, 30267), (7758, 26904), (8189, 25488), (8208, 25429), (8496, 24567), (8968, 23274), (10089, 20688), (10344, 20178), (11637, 17936), (12744, 16378), (13452, 15516)]