661976736

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:327

約数の個数: 192

約数和(自身を含む): 1939956480

約数和(自身を除く): 1277979744

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 29, 32, 34, 48, 51, 58, 68, 71, 87, 96, 102, 116, 136, 142, 174, 197, 204, 213, 232, 272, 284, 348, 394, 408, 426, 464, 493, 544, 568, 591, 696, 788, 816, 852, 928, 986, 1136, 1182, 1207, 1392, 1479, 1576, 1632, 1704, 1972, 2059, 2272, 2364, 2414, 2784, 2958, 3152, 3349, 3408, 3621, 3944, 4118, 4728, 4828, 5713, 5916, 6177, 6304, 6698, 6816, 7242, 7888, 8236, 9456, 9656, 10047, 11426, 11832, 12354, 13396, 13987, 14484, 15776, 16472, 17139, 18912, 19312, 20094, 22852, 23664, 24708, 26792, 27974, 28968, 32944, 34278, 35003, 38624, 40188, 41961, 45704, 47328, 49416, 53584, 55948, 57936, 65888, 68556, 70006, 80376, 83922, 91408, 97121, 98832, 105009, 107168, 111896, 115872, 137112, 140012, 160752, 167844, 182816, 194242, 197664, 210018, 223792, 237779, 274224, 280024, 291363, 321504, 335688, 388484, 405623, 420036, 447584, 475558, 548448, 560048, 582726, 671376, 713337, 776968, 811246, 840072, 951116, 1120096, 1165452, 1216869, 1342752, 1426674, 1553936, 1622492, 1680144, 1902232, 2330904, 2433738, 2853348, 3107872, 3244984, 3360288, 3804464, 4661808, 4867476, 5706696, 6489968, 6895591, 7608928, 9323616, 9734952, 11413392, 12979936, 13791182, 19469904, 20686773, 22826784, 27582364, 38939808, 41373546, 55164728, 82747092, 110329456, 165494184, 220658912, 330988368, 661976736]

約数ペア:

[(1, 661976736), (2, 330988368), (3, 220658912), (4, 165494184), (6, 110329456), (8, 82747092), (12, 55164728), (16, 41373546), (17, 38939808), (24, 27582364), (29, 22826784), (32, 20686773), (34, 19469904), (48, 13791182), (51, 12979936), (58, 11413392), (68, 9734952), (71, 9323616), (87, 7608928), (96, 6895591), (102, 6489968), (116, 5706696), (136, 4867476), (142, 4661808), (174, 3804464), (197, 3360288), (204, 3244984), (213, 3107872), (232, 2853348), (272, 2433738), (284, 2330904), (348, 1902232), (394, 1680144), (408, 1622492), (426, 1553936), (464, 1426674), (493, 1342752), (544, 1216869), (568, 1165452), (591, 1120096), (696, 951116), (788, 840072), (816, 811246), (852, 776968), (928, 713337), (986, 671376), (1136, 582726), (1182, 560048), (1207, 548448), (1392, 475558), (1479, 447584), (1576, 420036), (1632, 405623), (1704, 388484), (1972, 335688), (2059, 321504), (2272, 291363), (2364, 280024), (2414, 274224), (2784, 237779), (2958, 223792), (3152, 210018), (3349, 197664), (3408, 194242), (3621, 182816), (3944, 167844), (4118, 160752), (4728, 140012), (4828, 137112), (5713, 115872), (5916, 111896), (6177, 107168), (6304, 105009), (6698, 98832), (6816, 97121), (7242, 91408), (7888, 83922), (8236, 80376), (9456, 70006), (9656, 68556), (10047, 65888), (11426, 57936), (11832, 55948), (12354, 53584), (13396, 49416), (13987, 47328), (14484, 45704), (15776, 41961), (16472, 40188), (17139, 38624), (18912, 35003), (19312, 34278), (20094, 32944), (22852, 28968), (23664, 27974), (24708, 26792)]