289420160

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23801}}^1$

素因数の和:23839

約数の個数: 64

約数和(自身を含む): 728341200

約数和(自身を除く): 438921040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 6080, 12160, 23801, 47602, 95204, 119005, 190408, 238010, 380816, 452219, 476020, 761632, 904438, 952040, 1523264, 1808876, 1904080, 2261095, 3046528, 3617752, 3808160, 4522190, 7235504, 7616320, 9044380, 14471008, 15232640, 18088760, 28942016, 36177520, 57884032, 72355040, 144710080, 289420160]

約数ペア:

[(1, 289420160), (2, 144710080), (4, 72355040), (5, 57884032), (8, 36177520), (10, 28942016), (16, 18088760), (19, 15232640), (20, 14471008), (32, 9044380), (38, 7616320), (40, 7235504), (64, 4522190), (76, 3808160), (80, 3617752), (95, 3046528), (128, 2261095), (152, 1904080), (160, 1808876), (190, 1523264), (304, 952040), (320, 904438), (380, 761632), (608, 476020), (640, 452219), (760, 380816), (1216, 238010), (1520, 190408), (2432, 119005), (3040, 95204), (6080, 47602), (12160, 23801)]