56523880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 155105280

約数和(自身を除く): 98581400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 67, 70, 92, 115, 131, 134, 140, 161, 184, 230, 262, 268, 280, 322, 335, 460, 469, 524, 536, 644, 655, 670, 805, 917, 920, 938, 1048, 1288, 1310, 1340, 1541, 1610, 1834, 1876, 2345, 2620, 2680, 3013, 3082, 3220, 3668, 3752, 4585, 4690, 5240, 6026, 6164, 6440, 7336, 7705, 8777, 9170, 9380, 10787, 12052, 12328, 15065, 15410, 17554, 18340, 18760, 21091, 21574, 24104, 30130, 30820, 35108, 36680, 42182, 43148, 43885, 53935, 60260, 61439, 61640, 70216, 84364, 86296, 87770, 105455, 107870, 120520, 122878, 168728, 175540, 201871, 210910, 215740, 245756, 307195, 351080, 403742, 421820, 431480, 491512, 614390, 807484, 843640, 1009355, 1228780, 1413097, 1614968, 2018710, 2457560, 2826194, 4037420, 5652388, 7065485, 8074840, 11304776, 14130970, 28261940, 56523880]

約数ペア:

[(1, 56523880), (2, 28261940), (4, 14130970), (5, 11304776), (7, 8074840), (8, 7065485), (10, 5652388), (14, 4037420), (20, 2826194), (23, 2457560), (28, 2018710), (35, 1614968), (40, 1413097), (46, 1228780), (56, 1009355), (67, 843640), (70, 807484), (92, 614390), (115, 491512), (131, 431480), (134, 421820), (140, 403742), (161, 351080), (184, 307195), (230, 245756), (262, 215740), (268, 210910), (280, 201871), (322, 175540), (335, 168728), (460, 122878), (469, 120520), (524, 107870), (536, 105455), (644, 87770), (655, 86296), (670, 84364), (805, 70216), (917, 61640), (920, 61439), (938, 60260), (1048, 53935), (1288, 43885), (1310, 43148), (1340, 42182), (1541, 36680), (1610, 35108), (1834, 30820), (1876, 30130), (2345, 24104), (2620, 21574), (2680, 21091), (3013, 18760), (3082, 18340), (3220, 17554), (3668, 15410), (3752, 15065), (4585, 12328), (4690, 12052), (5240, 10787), (6026, 9380), (6164, 9170), (6440, 8777), (7336, 7705)]