137966080

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{7699}}^1$

素因数の和:7729

約数の個数: 80

約数和(自身を含む): 378100800

約数和(自身を除く): 240134720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 7699, 8960, 15398, 17920, 30796, 38495, 53893, 61592, 76990, 107786, 123184, 153980, 215572, 246368, 269465, 307960, 431144, 492736, 538930, 615920, 862288, 985472, 1077860, 1231840, 1724576, 1970944, 2155720, 2463680, 3449152, 3941888, 4311440, 4927360, 6898304, 8622880, 9854720, 13796608, 17245760, 19709440, 27593216, 34491520, 68983040, 137966080]

約数ペア:

[(1, 137966080), (2, 68983040), (4, 34491520), (5, 27593216), (7, 19709440), (8, 17245760), (10, 13796608), (14, 9854720), (16, 8622880), (20, 6898304), (28, 4927360), (32, 4311440), (35, 3941888), (40, 3449152), (56, 2463680), (64, 2155720), (70, 1970944), (80, 1724576), (112, 1231840), (128, 1077860), (140, 985472), (160, 862288), (224, 615920), (256, 538930), (280, 492736), (320, 431144), (448, 307960), (512, 269465), (560, 246368), (640, 215572), (896, 153980), (1120, 123184), (1280, 107786), (1792, 76990), (2240, 61592), (2560, 53893), (3584, 38495), (4480, 30796), (7699, 17920), (8960, 15398)]