399359856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1$

素因数の和:1739

約数の個数: 160

約数和(自身を含む): 1270775808

約数和(自身を除く): 871415952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 31, 42, 46, 48, 56, 62, 69, 84, 92, 93, 112, 124, 138, 161, 168, 184, 186, 217, 248, 276, 322, 336, 368, 372, 434, 483, 496, 552, 644, 651, 713, 744, 868, 966, 1104, 1288, 1302, 1426, 1488, 1667, 1736, 1932, 2139, 2576, 2604, 2852, 3334, 3472, 3864, 4278, 4991, 5001, 5208, 5704, 6668, 7728, 8556, 9982, 10002, 10416, 11408, 11669, 13336, 14973, 17112, 19964, 20004, 23338, 26672, 29946, 34224, 35007, 38341, 39928, 40008, 46676, 51677, 59892, 70014, 76682, 79856, 80016, 93352, 103354, 115023, 119784, 140028, 153364, 155031, 186704, 206708, 230046, 239568, 268387, 280056, 306728, 310062, 361739, 413416, 460092, 536774, 560112, 613456, 620124, 723478, 805161, 826832, 920184, 1073548, 1085217, 1188571, 1240248, 1446956, 1610322, 1840368, 2147096, 2170434, 2377142, 2480496, 2893912, 3220644, 3565713, 4294192, 4340868, 4754284, 5787824, 6441288, 7131426, 8319997, 8681736, 9508568, 12882576, 14262852, 16639994, 17363472, 19017136, 24959991, 28525704, 33279988, 49919982, 57051408, 66559976, 99839964, 133119952, 199679928, 399359856]

約数ペア:

[(1, 399359856), (2, 199679928), (3, 133119952), (4, 99839964), (6, 66559976), (7, 57051408), (8, 49919982), (12, 33279988), (14, 28525704), (16, 24959991), (21, 19017136), (23, 17363472), (24, 16639994), (28, 14262852), (31, 12882576), (42, 9508568), (46, 8681736), (48, 8319997), (56, 7131426), (62, 6441288), (69, 5787824), (84, 4754284), (92, 4340868), (93, 4294192), (112, 3565713), (124, 3220644), (138, 2893912), (161, 2480496), (168, 2377142), (184, 2170434), (186, 2147096), (217, 1840368), (248, 1610322), (276, 1446956), (322, 1240248), (336, 1188571), (368, 1085217), (372, 1073548), (434, 920184), (483, 826832), (496, 805161), (552, 723478), (644, 620124), (651, 613456), (713, 560112), (744, 536774), (868, 460092), (966, 413416), (1104, 361739), (1288, 310062), (1302, 306728), (1426, 280056), (1488, 268387), (1667, 239568), (1736, 230046), (1932, 206708), (2139, 186704), (2576, 155031), (2604, 153364), (2852, 140028), (3334, 119784), (3472, 115023), (3864, 103354), (4278, 93352), (4991, 80016), (5001, 79856), (5208, 76682), (5704, 70014), (6668, 59892), (7728, 51677), (8556, 46676), (9982, 40008), (10002, 39928), (10416, 38341), (11408, 35007), (11669, 34224), (13336, 29946), (14973, 26672), (17112, 23338), (19964, 20004)]