78788760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1567}}^1$

素因数の和:2000

約数の個数: 64

約数和(自身を含む): 237081600

約数和(自身を除く): 158292840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 419, 838, 1257, 1567, 1676, 2095, 2514, 3134, 3352, 4190, 4701, 5028, 6268, 6285, 7835, 8380, 9402, 10056, 12536, 12570, 15670, 16760, 18804, 23505, 25140, 31340, 37608, 47010, 50280, 62680, 94020, 188040, 656573, 1313146, 1969719, 2626292, 3282865, 3939438, 5252584, 6565730, 7878876, 9848595, 13131460, 15757752, 19697190, 26262920, 39394380, 78788760]

約数ペア:

[(1, 78788760), (2, 39394380), (3, 26262920), (4, 19697190), (5, 15757752), (6, 13131460), (8, 9848595), (10, 7878876), (12, 6565730), (15, 5252584), (20, 3939438), (24, 3282865), (30, 2626292), (40, 1969719), (60, 1313146), (120, 656573), (419, 188040), (838, 94020), (1257, 62680), (1567, 50280), (1676, 47010), (2095, 37608), (2514, 31340), (3134, 25140), (3352, 23505), (4190, 18804), (4701, 16760), (5028, 15670), (6268, 12570), (6285, 12536), (7835, 10056), (8380, 9402)]