68516520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2389}}^1$

素因数の和:2642

約数の個数: 64

約数和(自身を含む): 206496000

約数和(自身を除く): 137979480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 239, 478, 717, 956, 1195, 1434, 1912, 2389, 2390, 2868, 3585, 4778, 4780, 5736, 7167, 7170, 9556, 9560, 11945, 14334, 14340, 19112, 23890, 28668, 28680, 35835, 47780, 57336, 71670, 95560, 143340, 286680, 570971, 1141942, 1712913, 2283884, 2854855, 3425826, 4567768, 5709710, 6851652, 8564565, 11419420, 13703304, 17129130, 22838840, 34258260, 68516520]

約数ペア:

[(1, 68516520), (2, 34258260), (3, 22838840), (4, 17129130), (5, 13703304), (6, 11419420), (8, 8564565), (10, 6851652), (12, 5709710), (15, 4567768), (20, 3425826), (24, 2854855), (30, 2283884), (40, 1712913), (60, 1141942), (120, 570971), (239, 286680), (478, 143340), (717, 95560), (956, 71670), (1195, 57336), (1434, 47780), (1912, 35835), (2389, 28680), (2390, 28668), (2868, 23890), (3585, 19112), (4778, 14340), (4780, 14334), (5736, 11945), (7167, 9560), (7170, 9556)]