921984440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{607}}^1$

素因数の和:781

約数の個数: 128

約数和(自身を含む): 2353397760

約数和(自身を除く): 1431413320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 127, 130, 184, 230, 254, 260, 299, 460, 508, 520, 598, 607, 635, 920, 1016, 1196, 1214, 1270, 1495, 1651, 2392, 2428, 2540, 2921, 2990, 3035, 3302, 4856, 5080, 5842, 5980, 6070, 6604, 7891, 8255, 11684, 11960, 12140, 13208, 13961, 14605, 15782, 16510, 23368, 24280, 27922, 29210, 31564, 33020, 37973, 39455, 55844, 58420, 63128, 66040, 69805, 75946, 77089, 78910, 111688, 116840, 139610, 151892, 154178, 157820, 181493, 189865, 279220, 303784, 308356, 315640, 362986, 379730, 385445, 558440, 616712, 725972, 759460, 770890, 907465, 1002157, 1451944, 1518920, 1541780, 1773047, 1814930, 2004314, 3083560, 3546094, 3629860, 4008628, 5010785, 7092188, 7259720, 8017256, 8865235, 10021570, 14184376, 17730470, 20043140, 23049611, 35460940, 40086280, 46099222, 70921880, 92198444, 115248055, 184396888, 230496110, 460992220, 921984440]

約数ペア:

[(1, 921984440), (2, 460992220), (4, 230496110), (5, 184396888), (8, 115248055), (10, 92198444), (13, 70921880), (20, 46099222), (23, 40086280), (26, 35460940), (40, 23049611), (46, 20043140), (52, 17730470), (65, 14184376), (92, 10021570), (104, 8865235), (115, 8017256), (127, 7259720), (130, 7092188), (184, 5010785), (230, 4008628), (254, 3629860), (260, 3546094), (299, 3083560), (460, 2004314), (508, 1814930), (520, 1773047), (598, 1541780), (607, 1518920), (635, 1451944), (920, 1002157), (1016, 907465), (1196, 770890), (1214, 759460), (1270, 725972), (1495, 616712), (1651, 558440), (2392, 385445), (2428, 379730), (2540, 362986), (2921, 315640), (2990, 308356), (3035, 303784), (3302, 279220), (4856, 189865), (5080, 181493), (5842, 157820), (5980, 154178), (6070, 151892), (6604, 139610), (7891, 116840), (8255, 111688), (11684, 78910), (11960, 77089), (12140, 75946), (13208, 69805), (13961, 66040), (14605, 63128), (15782, 58420), (16510, 55844), (23368, 39455), (24280, 37973), (27922, 33020), (29210, 31564)]