71518480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1304

約数の個数: 80

約数和(自身を含む): 184256064

約数和(自身を除く): 112737584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 67, 80, 88, 110, 134, 176, 220, 268, 335, 440, 536, 670, 737, 880, 1072, 1213, 1340, 1474, 2426, 2680, 2948, 3685, 4852, 5360, 5896, 6065, 7370, 9704, 11792, 12130, 13343, 14740, 19408, 24260, 26686, 29480, 48520, 53372, 58960, 66715, 81271, 97040, 106744, 133430, 162542, 213488, 266860, 325084, 406355, 533720, 650168, 812710, 893981, 1067440, 1300336, 1625420, 1787962, 3250840, 3575924, 4469905, 6501680, 7151848, 8939810, 14303696, 17879620, 35759240, 71518480]

約数ペア:

[(1, 71518480), (2, 35759240), (4, 17879620), (5, 14303696), (8, 8939810), (10, 7151848), (11, 6501680), (16, 4469905), (20, 3575924), (22, 3250840), (40, 1787962), (44, 1625420), (55, 1300336), (67, 1067440), (80, 893981), (88, 812710), (110, 650168), (134, 533720), (176, 406355), (220, 325084), (268, 266860), (335, 213488), (440, 162542), (536, 133430), (670, 106744), (737, 97040), (880, 81271), (1072, 66715), (1213, 58960), (1340, 53372), (1474, 48520), (2426, 29480), (2680, 26686), (2948, 24260), (3685, 19408), (4852, 14740), (5360, 13343), (5896, 12130), (6065, 11792), (7370, 9704)]