128317680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5749}}^1$

素因数の和:5799

約数の個数: 120

約数和(自身を含む): 444912000

約数和(自身を除く): 316594320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 5749, 7440, 11160, 11498, 17247, 22320, 22996, 28745, 34494, 45992, 51741, 57490, 68988, 86235, 91984, 103482, 114980, 137976, 172470, 178219, 206964, 229960, 258705, 275952, 344940, 356438, 413928, 459920, 517410, 534657, 689880, 712876, 827856, 891095, 1034820, 1069314, 1379760, 1425752, 1603971, 1782190, 2069640, 2138628, 2673285, 2851504, 3207942, 3564380, 4139280, 4277256, 5346570, 6415884, 7128760, 8019855, 8554512, 10693140, 12831768, 14257520, 16039710, 21386280, 25663536, 32079420, 42772560, 64158840, 128317680]

約数ペア:

[(1, 128317680), (2, 64158840), (3, 42772560), (4, 32079420), (5, 25663536), (6, 21386280), (8, 16039710), (9, 14257520), (10, 12831768), (12, 10693140), (15, 8554512), (16, 8019855), (18, 7128760), (20, 6415884), (24, 5346570), (30, 4277256), (31, 4139280), (36, 3564380), (40, 3207942), (45, 2851504), (48, 2673285), (60, 2138628), (62, 2069640), (72, 1782190), (80, 1603971), (90, 1425752), (93, 1379760), (120, 1069314), (124, 1034820), (144, 891095), (155, 827856), (180, 712876), (186, 689880), (240, 534657), (248, 517410), (279, 459920), (310, 413928), (360, 356438), (372, 344940), (465, 275952), (496, 258705), (558, 229960), (620, 206964), (720, 178219), (744, 172470), (930, 137976), (1116, 114980), (1240, 103482), (1395, 91984), (1488, 86235), (1860, 68988), (2232, 57490), (2480, 51741), (2790, 45992), (3720, 34494), (4464, 28745), (5580, 22996), (5749, 22320), (7440, 17247), (11160, 11498)]