1979851944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{739}}^1$

素因数の和:1223

約数の個数: 128

約数和(自身を含む): 5830963200

約数和(自身を除く): 3851111256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 431, 444, 518, 739, 777, 862, 888, 1036, 1293, 1478, 1554, 1724, 2072, 2217, 2586, 2956, 3017, 3108, 3448, 4434, 5172, 5173, 5912, 6034, 6216, 8868, 9051, 10344, 10346, 12068, 15519, 15947, 17736, 18102, 20692, 24136, 27343, 31038, 31894, 36204, 41384, 47841, 54686, 62076, 63788, 72408, 82029, 95682, 109372, 111629, 124152, 127576, 164058, 191364, 191401, 218744, 223258, 318509, 328116, 334887, 382728, 382802, 446516, 574203, 637018, 656232, 669774, 765604, 893032, 955527, 1148406, 1274036, 1339548, 1531208, 1911054, 2229563, 2296812, 2548072, 2679096, 3822108, 4459126, 4593624, 6688689, 7644216, 8918252, 11784833, 13377378, 17836504, 23569666, 26754756, 35354499, 47139332, 53509512, 70708998, 82493831, 94278664, 141417996, 164987662, 247481493, 282835992, 329975324, 494962986, 659950648, 989925972, 1979851944]

約数ペア:

[(1, 1979851944), (2, 989925972), (3, 659950648), (4, 494962986), (6, 329975324), (7, 282835992), (8, 247481493), (12, 164987662), (14, 141417996), (21, 94278664), (24, 82493831), (28, 70708998), (37, 53509512), (42, 47139332), (56, 35354499), (74, 26754756), (84, 23569666), (111, 17836504), (148, 13377378), (168, 11784833), (222, 8918252), (259, 7644216), (296, 6688689), (431, 4593624), (444, 4459126), (518, 3822108), (739, 2679096), (777, 2548072), (862, 2296812), (888, 2229563), (1036, 1911054), (1293, 1531208), (1478, 1339548), (1554, 1274036), (1724, 1148406), (2072, 955527), (2217, 893032), (2586, 765604), (2956, 669774), (3017, 656232), (3108, 637018), (3448, 574203), (4434, 446516), (5172, 382802), (5173, 382728), (5912, 334887), (6034, 328116), (6216, 318509), (8868, 223258), (9051, 218744), (10344, 191401), (10346, 191364), (12068, 164058), (15519, 127576), (15947, 124152), (17736, 111629), (18102, 109372), (20692, 95682), (24136, 82029), (27343, 72408), (31038, 63788), (31894, 62076), (36204, 54686), (41384, 47841)]