385698404

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:338

約数の個数: 144

約数和(自身を含む): 922360320

約数和(自身を除く): 536661916

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 31, 38, 49, 52, 62, 76, 91, 98, 124, 133, 182, 196, 217, 247, 257, 266, 364, 403, 434, 494, 514, 532, 589, 637, 806, 868, 931, 988, 1028, 1178, 1274, 1519, 1612, 1729, 1799, 1862, 2356, 2548, 2821, 3038, 3341, 3458, 3598, 3724, 4123, 4883, 5642, 6076, 6682, 6916, 7196, 7657, 7967, 8246, 9766, 11284, 12103, 12593, 13364, 15314, 15934, 16492, 19532, 19747, 23387, 24206, 25186, 28861, 30628, 31868, 34181, 39494, 46774, 48412, 50372, 53599, 55769, 57722, 63479, 68362, 78988, 93548, 103571, 107198, 111538, 115444, 126958, 136724, 151373, 163709, 207142, 214396, 223076, 239267, 253916, 302746, 327418, 375193, 390383, 414284, 444353, 478534, 605492, 654836, 724997, 750386, 780766, 888706, 957068, 1059611, 1449994, 1500772, 1561532, 1777412, 1967849, 2119222, 2899988, 3110471, 3935698, 4238444, 5074979, 6220942, 7417277, 7871396, 10149958, 12441884, 13774943, 14834554, 20299916, 27549886, 29669108, 55099772, 96424601, 192849202, 385698404]

約数ペア:

[(1, 385698404), (2, 192849202), (4, 96424601), (7, 55099772), (13, 29669108), (14, 27549886), (19, 20299916), (26, 14834554), (28, 13774943), (31, 12441884), (38, 10149958), (49, 7871396), (52, 7417277), (62, 6220942), (76, 5074979), (91, 4238444), (98, 3935698), (124, 3110471), (133, 2899988), (182, 2119222), (196, 1967849), (217, 1777412), (247, 1561532), (257, 1500772), (266, 1449994), (364, 1059611), (403, 957068), (434, 888706), (494, 780766), (514, 750386), (532, 724997), (589, 654836), (637, 605492), (806, 478534), (868, 444353), (931, 414284), (988, 390383), (1028, 375193), (1178, 327418), (1274, 302746), (1519, 253916), (1612, 239267), (1729, 223076), (1799, 214396), (1862, 207142), (2356, 163709), (2548, 151373), (2821, 136724), (3038, 126958), (3341, 115444), (3458, 111538), (3598, 107198), (3724, 103571), (4123, 93548), (4883, 78988), (5642, 68362), (6076, 63479), (6682, 57722), (6916, 55769), (7196, 53599), (7657, 50372), (7967, 48412), (8246, 46774), (9766, 39494), (11284, 34181), (12103, 31868), (12593, 30628), (13364, 28861), (15314, 25186), (15934, 24206), (16492, 23387), (19532, 19747)]