221401488

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1685

約数の個数: 160

約数和(自身を含む): 732810240

約数和(自身を除く): 511408752

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 33, 37, 42, 44, 48, 56, 66, 74, 77, 84, 88, 111, 112, 132, 148, 154, 168, 176, 222, 231, 259, 264, 296, 308, 336, 407, 444, 462, 518, 528, 592, 616, 777, 814, 888, 924, 1036, 1221, 1232, 1554, 1619, 1628, 1776, 1848, 2072, 2442, 2849, 3108, 3238, 3256, 3696, 4144, 4857, 4884, 5698, 6216, 6476, 6512, 8547, 9714, 9768, 11333, 11396, 12432, 12952, 17094, 17809, 19428, 19536, 22666, 22792, 25904, 33999, 34188, 35618, 38856, 45332, 45584, 53427, 59903, 67998, 68376, 71236, 77712, 90664, 106854, 119806, 124663, 135996, 136752, 142472, 179709, 181328, 213708, 239612, 249326, 271992, 284944, 359418, 373989, 419321, 427416, 479224, 498652, 543984, 658933, 718836, 747978, 838642, 854832, 958448, 997304, 1257963, 1317866, 1437672, 1495956, 1677284, 1976799, 1994608, 2515926, 2635732, 2875344, 2991912, 3354568, 3953598, 4612531, 5031852, 5271464, 5983824, 6709136, 7907196, 9225062, 10063704, 10542928, 13837593, 15814392, 18450124, 20127408, 27675186, 31628784, 36900248, 55350372, 73800496, 110700744, 221401488]

約数ペア:

[(1, 221401488), (2, 110700744), (3, 73800496), (4, 55350372), (6, 36900248), (7, 31628784), (8, 27675186), (11, 20127408), (12, 18450124), (14, 15814392), (16, 13837593), (21, 10542928), (22, 10063704), (24, 9225062), (28, 7907196), (33, 6709136), (37, 5983824), (42, 5271464), (44, 5031852), (48, 4612531), (56, 3953598), (66, 3354568), (74, 2991912), (77, 2875344), (84, 2635732), (88, 2515926), (111, 1994608), (112, 1976799), (132, 1677284), (148, 1495956), (154, 1437672), (168, 1317866), (176, 1257963), (222, 997304), (231, 958448), (259, 854832), (264, 838642), (296, 747978), (308, 718836), (336, 658933), (407, 543984), (444, 498652), (462, 479224), (518, 427416), (528, 419321), (592, 373989), (616, 359418), (777, 284944), (814, 271992), (888, 249326), (924, 239612), (1036, 213708), (1221, 181328), (1232, 179709), (1554, 142472), (1619, 136752), (1628, 135996), (1776, 124663), (1848, 119806), (2072, 106854), (2442, 90664), (2849, 77712), (3108, 71236), (3238, 68376), (3256, 67998), (3696, 59903), (4144, 53427), (4857, 45584), (4884, 45332), (5698, 38856), (6216, 35618), (6476, 34188), (6512, 33999), (8547, 25904), (9714, 22792), (9768, 22666), (11333, 19536), (11396, 19428), (12432, 17809), (12952, 17094)]