78269840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3067}}^1$

素因数の和:3120

約数の個数: 80

約数和(自身を含む): 205433280

約数和(自身を除く): 127163440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3067, 3190, 5104, 6134, 6380, 12268, 12760, 15335, 24536, 25520, 30670, 33737, 49072, 61340, 67474, 88943, 122680, 134948, 168685, 177886, 245360, 269896, 337370, 355772, 444715, 539792, 674740, 711544, 889430, 978373, 1349480, 1423088, 1778860, 1956746, 2698960, 3557720, 3913492, 4891865, 7115440, 7826984, 9783730, 15653968, 19567460, 39134920, 78269840]

約数ペア:

[(1, 78269840), (2, 39134920), (4, 19567460), (5, 15653968), (8, 9783730), (10, 7826984), (11, 7115440), (16, 4891865), (20, 3913492), (22, 3557720), (29, 2698960), (40, 1956746), (44, 1778860), (55, 1423088), (58, 1349480), (80, 978373), (88, 889430), (110, 711544), (116, 674740), (145, 539792), (176, 444715), (220, 355772), (232, 337370), (290, 269896), (319, 245360), (440, 177886), (464, 168685), (580, 134948), (638, 122680), (880, 88943), (1160, 67474), (1276, 61340), (1595, 49072), (2320, 33737), (2552, 30670), (3067, 25520), (3190, 24536), (5104, 15335), (6134, 12760), (6380, 12268)]