128698780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{48383}}^1$

素因数の和:48418

約数の個数: 48

約数和(自身を含む): 325140480

約数和(自身を除く): 196441700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 48383, 96766, 193532, 241915, 338681, 483830, 677362, 919277, 967660, 1354724, 1693405, 1838554, 3386810, 3677108, 4596385, 6434939, 6773620, 9192770, 12869878, 18385540, 25739756, 32174695, 64349390, 128698780]

約数ペア:

[(1, 128698780), (2, 64349390), (4, 32174695), (5, 25739756), (7, 18385540), (10, 12869878), (14, 9192770), (19, 6773620), (20, 6434939), (28, 4596385), (35, 3677108), (38, 3386810), (70, 1838554), (76, 1693405), (95, 1354724), (133, 967660), (140, 919277), (190, 677362), (266, 483830), (380, 338681), (532, 241915), (665, 193532), (1330, 96766), (2660, 48383)]