31378424

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 78796800

約数和(自身を除く): 47418376

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 49, 56, 76, 77, 88, 98, 133, 152, 154, 196, 209, 266, 308, 383, 392, 418, 532, 539, 616, 766, 836, 931, 1064, 1078, 1463, 1532, 1672, 1862, 2156, 2681, 2926, 3064, 3724, 4213, 4312, 5362, 5852, 7277, 7448, 8426, 10241, 10724, 11704, 14554, 16852, 18767, 20482, 21448, 29108, 29491, 33704, 37534, 40964, 50939, 58216, 58982, 75068, 80047, 81928, 101878, 117964, 150136, 160094, 203756, 206437, 235928, 320188, 356573, 407512, 412874, 560329, 640376, 713146, 825748, 1120658, 1426292, 1651496, 2241316, 2852584, 3922303, 4482632, 7844606, 15689212, 31378424]

約数ペア:

[(1, 31378424), (2, 15689212), (4, 7844606), (7, 4482632), (8, 3922303), (11, 2852584), (14, 2241316), (19, 1651496), (22, 1426292), (28, 1120658), (38, 825748), (44, 713146), (49, 640376), (56, 560329), (76, 412874), (77, 407512), (88, 356573), (98, 320188), (133, 235928), (152, 206437), (154, 203756), (196, 160094), (209, 150136), (266, 117964), (308, 101878), (383, 81928), (392, 80047), (418, 75068), (532, 58982), (539, 58216), (616, 50939), (766, 40964), (836, 37534), (931, 33704), (1064, 29491), (1078, 29108), (1463, 21448), (1532, 20482), (1672, 18767), (1862, 16852), (2156, 14554), (2681, 11704), (2926, 10724), (3064, 10241), (3724, 8426), (4213, 7448), (4312, 7277), (5362, 5852)]