259211680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:991

約数の個数: 192

約数和(自身を含む): 794223360

約数和(自身を除く): 535011680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 665, 728, 760, 910, 937, 988, 1040, 1064, 1120, 1235, 1330, 1456, 1520, 1729, 1820, 1874, 1976, 2080, 2128, 2470, 2660, 2912, 3040, 3458, 3640, 3748, 3952, 4256, 4685, 4940, 5320, 6559, 6916, 7280, 7496, 7904, 8645, 9370, 9880, 10640, 12181, 13118, 13832, 14560, 14992, 17290, 17803, 18740, 19760, 21280, 24362, 26236, 27664, 29984, 32795, 34580, 35606, 37480, 39520, 48724, 52472, 55328, 60905, 65590, 69160, 71212, 74960, 85267, 89015, 97448, 104944, 121810, 124621, 131180, 138320, 142424, 149920, 170534, 178030, 194896, 209888, 231439, 243620, 249242, 262360, 276640, 284848, 341068, 356060, 389792, 426335, 462878, 487240, 498484, 524720, 569696, 623105, 682136, 712120, 852670, 925756, 974480, 996968, 1049440, 1157195, 1246210, 1364272, 1424240, 1620073, 1705340, 1851512, 1948960, 1993936, 2314390, 2492420, 2728544, 2848480, 3240146, 3410680, 3703024, 3987872, 4628780, 4984840, 6480292, 6821360, 7406048, 8100365, 9257560, 9969680, 12960584, 13642720, 16200730, 18515120, 19939360, 25921168, 32401460, 37030240, 51842336, 64802920, 129605840, 259211680]

約数ペア:

[(1, 259211680), (2, 129605840), (4, 64802920), (5, 51842336), (7, 37030240), (8, 32401460), (10, 25921168), (13, 19939360), (14, 18515120), (16, 16200730), (19, 13642720), (20, 12960584), (26, 9969680), (28, 9257560), (32, 8100365), (35, 7406048), (38, 6821360), (40, 6480292), (52, 4984840), (56, 4628780), (65, 3987872), (70, 3703024), (76, 3410680), (80, 3240146), (91, 2848480), (95, 2728544), (104, 2492420), (112, 2314390), (130, 1993936), (133, 1948960), (140, 1851512), (152, 1705340), (160, 1620073), (182, 1424240), (190, 1364272), (208, 1246210), (224, 1157195), (247, 1049440), (260, 996968), (266, 974480), (280, 925756), (304, 852670), (364, 712120), (380, 682136), (416, 623105), (455, 569696), (494, 524720), (520, 498484), (532, 487240), (560, 462878), (608, 426335), (665, 389792), (728, 356060), (760, 341068), (910, 284848), (937, 276640), (988, 262360), (1040, 249242), (1064, 243620), (1120, 231439), (1235, 209888), (1330, 194896), (1456, 178030), (1520, 170534), (1729, 149920), (1820, 142424), (1874, 138320), (1976, 131180), (2080, 124621), (2128, 121810), (2470, 104944), (2660, 97448), (2912, 89015), (3040, 85267), (3458, 74960), (3640, 71212), (3748, 69160), (3952, 65590), (4256, 60905), (4685, 55328), (4940, 52472), (5320, 48724), (6559, 39520), (6916, 37480), (7280, 35606), (7496, 34580), (7904, 32795), (8645, 29984), (9370, 27664), (9880, 26236), (10640, 24362), (12181, 21280), (13118, 19760), (13832, 18740), (14560, 17803), (14992, 17290)]