1998402672

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:468

約数の個数: 240

約数和(自身を含む): 6381555840

約数和(自身を除く): 4383153168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 49, 56, 57, 76, 84, 98, 112, 114, 133, 147, 152, 168, 196, 197, 227, 228, 266, 294, 304, 336, 392, 394, 399, 454, 456, 532, 588, 591, 681, 784, 788, 798, 908, 912, 931, 1064, 1176, 1182, 1362, 1379, 1576, 1589, 1596, 1816, 1862, 2128, 2352, 2364, 2724, 2758, 2793, 3152, 3178, 3192, 3632, 3724, 3743, 4137, 4313, 4728, 4767, 5448, 5516, 5586, 6356, 6384, 7448, 7486, 8274, 8626, 9456, 9534, 9653, 10896, 11032, 11123, 11172, 11229, 12712, 12939, 14896, 14972, 16548, 17252, 19068, 19306, 22064, 22246, 22344, 22458, 25424, 25878, 26201, 28959, 29944, 30191, 33096, 33369, 34504, 38136, 38612, 44492, 44688, 44719, 44916, 51756, 52402, 57918, 59888, 60382, 66192, 66738, 69008, 76272, 77224, 78603, 88984, 89438, 89832, 90573, 103512, 104804, 115836, 120764, 133476, 134157, 154448, 157206, 177968, 178876, 179664, 181146, 183407, 207024, 209608, 211337, 231672, 241528, 266952, 268314, 313033, 314412, 357752, 362292, 366814, 419216, 422674, 463344, 483056, 533904, 536628, 550221, 626066, 628824, 634011, 715504, 724584, 733628, 845348, 849661, 939099, 1073256, 1100442, 1252132, 1257648, 1268022, 1449168, 1467256, 1690696, 1699322, 1878198, 2146512, 2191231, 2200884, 2504264, 2536044, 2548983, 2934512, 3381392, 3398644, 3756396, 4382462, 4401768, 5008528, 5072088, 5097966, 5947627, 6573693, 6797288, 7512792, 8764924, 8803536, 10144176, 10195932, 11895254, 13147386, 13594576, 15025584, 17529848, 17842881, 20391864, 23790508, 26294772, 35059696, 35685762, 40783728, 41633389, 47581016, 52589544, 71371524, 83266778, 95162032, 105179088, 124900167, 142743048, 166533556, 249800334, 285486096, 333067112, 499600668, 666134224, 999201336, 1998402672]

約数ペア:

[(1, 1998402672), (2, 999201336), (3, 666134224), (4, 499600668), (6, 333067112), (7, 285486096), (8, 249800334), (12, 166533556), (14, 142743048), (16, 124900167), (19, 105179088), (21, 95162032), (24, 83266778), (28, 71371524), (38, 52589544), (42, 47581016), (48, 41633389), (49, 40783728), (56, 35685762), (57, 35059696), (76, 26294772), (84, 23790508), (98, 20391864), (112, 17842881), (114, 17529848), (133, 15025584), (147, 13594576), (152, 13147386), (168, 11895254), (196, 10195932), (197, 10144176), (227, 8803536), (228, 8764924), (266, 7512792), (294, 6797288), (304, 6573693), (336, 5947627), (392, 5097966), (394, 5072088), (399, 5008528), (454, 4401768), (456, 4382462), (532, 3756396), (588, 3398644), (591, 3381392), (681, 2934512), (784, 2548983), (788, 2536044), (798, 2504264), (908, 2200884), (912, 2191231), (931, 2146512), (1064, 1878198), (1176, 1699322), (1182, 1690696), (1362, 1467256), (1379, 1449168), (1576, 1268022), (1589, 1257648), (1596, 1252132), (1816, 1100442), (1862, 1073256), (2128, 939099), (2352, 849661), (2364, 845348), (2724, 733628), (2758, 724584), (2793, 715504), (3152, 634011), (3178, 628824), (3192, 626066), (3632, 550221), (3724, 536628), (3743, 533904), (4137, 483056), (4313, 463344), (4728, 422674), (4767, 419216), (5448, 366814), (5516, 362292), (5586, 357752), (6356, 314412), (6384, 313033), (7448, 268314), (7486, 266952), (8274, 241528), (8626, 231672), (9456, 211337), (9534, 209608), (9653, 207024), (10896, 183407), (11032, 181146), (11123, 179664), (11172, 178876), (11229, 177968), (12712, 157206), (12939, 154448), (14896, 134157), (14972, 133476), (16548, 120764), (17252, 115836), (19068, 104804), (19306, 103512), (22064, 90573), (22246, 89832), (22344, 89438), (22458, 88984), (25424, 78603), (25878, 77224), (26201, 76272), (28959, 69008), (29944, 66738), (30191, 66192), (33096, 60382), (33369, 59888), (34504, 57918), (38136, 52402), (38612, 51756), (44492, 44916), (44688, 44719)]