78963520

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:240

約数の個数: 112

約数和(自身を含む): 198973440

約数和(自身を除く): 120009920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 67, 80, 116, 127, 134, 145, 160, 232, 254, 268, 290, 320, 335, 464, 508, 536, 580, 635, 670, 928, 1016, 1072, 1160, 1270, 1340, 1856, 1943, 2032, 2144, 2320, 2540, 2680, 3683, 3886, 4064, 4288, 4640, 5080, 5360, 7366, 7772, 8128, 8509, 9280, 9715, 10160, 10720, 14732, 15544, 17018, 18415, 19430, 20320, 21440, 29464, 31088, 34036, 36830, 38860, 40640, 42545, 58928, 62176, 68072, 73660, 77720, 85090, 117856, 124352, 136144, 147320, 155440, 170180, 235712, 246761, 272288, 294640, 310880, 340360, 493522, 544576, 589280, 621760, 680720, 987044, 1178560, 1233805, 1361440, 1974088, 2467610, 2722880, 3948176, 4935220, 7896352, 9870440, 15792704, 19740880, 39481760, 78963520]

約数ペア:

[(1, 78963520), (2, 39481760), (4, 19740880), (5, 15792704), (8, 9870440), (10, 7896352), (16, 4935220), (20, 3948176), (29, 2722880), (32, 2467610), (40, 1974088), (58, 1361440), (64, 1233805), (67, 1178560), (80, 987044), (116, 680720), (127, 621760), (134, 589280), (145, 544576), (160, 493522), (232, 340360), (254, 310880), (268, 294640), (290, 272288), (320, 246761), (335, 235712), (464, 170180), (508, 155440), (536, 147320), (580, 136144), (635, 124352), (670, 117856), (928, 85090), (1016, 77720), (1072, 73660), (1160, 68072), (1270, 62176), (1340, 58928), (1856, 42545), (1943, 40640), (2032, 38860), (2144, 36830), (2320, 34036), (2540, 31088), (2680, 29464), (3683, 21440), (3886, 20320), (4064, 19430), (4288, 18415), (4640, 17018), (5080, 15544), (5360, 14732), (7366, 10720), (7772, 10160), (8128, 9715), (8509, 9280)]