145585720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{1123}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 375505920

約数和(自身を除く): 229920200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463, 926, 1123, 1852, 2246, 2315, 3241, 3704, 4492, 4630, 5615, 6482, 7861, 8984, 9260, 11230, 12964, 15722, 16205, 18520, 22460, 25928, 31444, 32410, 39305, 44920, 62888, 64820, 78610, 129640, 157220, 314440, 519949, 1039898, 2079796, 2599745, 3639643, 4159592, 5199490, 7279286, 10398980, 14558572, 18198215, 20797960, 29117144, 36396430, 72792860, 145585720]

約数ペア:

[(1, 145585720), (2, 72792860), (4, 36396430), (5, 29117144), (7, 20797960), (8, 18198215), (10, 14558572), (14, 10398980), (20, 7279286), (28, 5199490), (35, 4159592), (40, 3639643), (56, 2599745), (70, 2079796), (140, 1039898), (280, 519949), (463, 314440), (926, 157220), (1123, 129640), (1852, 78610), (2246, 64820), (2315, 62888), (3241, 44920), (3704, 39305), (4492, 32410), (4630, 31444), (5615, 25928), (6482, 22460), (7861, 18520), (8984, 16205), (9260, 15722), (11230, 12964)]