68393920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1$

素因数の和:1650

約数の個数: 112

約数和(自身を含む): 196047360

約数和(自身を除く): 127653440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 1607, 2128, 2240, 2660, 3040, 3214, 4256, 5320, 6080, 6428, 8035, 8512, 10640, 11249, 12856, 16070, 21280, 22498, 25712, 30533, 32140, 42560, 44996, 51424, 56245, 61066, 64280, 89992, 102848, 112490, 122132, 128560, 152665, 179984, 213731, 224980, 244264, 257120, 305330, 359968, 427462, 449960, 488528, 514240, 610660, 719936, 854924, 899920, 977056, 1068655, 1221320, 1709848, 1799840, 1954112, 2137310, 2442640, 3419696, 3599680, 4274620, 4885280, 6839392, 8549240, 9770560, 13678784, 17098480, 34196960, 68393920]

約数ペア:

[(1, 68393920), (2, 34196960), (4, 17098480), (5, 13678784), (7, 9770560), (8, 8549240), (10, 6839392), (14, 4885280), (16, 4274620), (19, 3599680), (20, 3419696), (28, 2442640), (32, 2137310), (35, 1954112), (38, 1799840), (40, 1709848), (56, 1221320), (64, 1068655), (70, 977056), (76, 899920), (80, 854924), (95, 719936), (112, 610660), (133, 514240), (140, 488528), (152, 449960), (160, 427462), (190, 359968), (224, 305330), (266, 257120), (280, 244264), (304, 224980), (320, 213731), (380, 179984), (448, 152665), (532, 128560), (560, 122132), (608, 112490), (665, 102848), (760, 89992), (1064, 64280), (1120, 61066), (1216, 56245), (1330, 51424), (1520, 44996), (1607, 42560), (2128, 32140), (2240, 30533), (2660, 25712), (3040, 22498), (3214, 21280), (4256, 16070), (5320, 12856), (6080, 11249), (6428, 10640), (8035, 8512)]