157096280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{641}}^1$

素因数の和:1220

約数の個数: 64

約数和(自身を含む): 386894880

約数和(自身を除く): 229798600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 557, 641, 1114, 1282, 2228, 2564, 2785, 3205, 4456, 5128, 5570, 6127, 6410, 7051, 11140, 12254, 12820, 14102, 22280, 24508, 25640, 28204, 30635, 35255, 49016, 56408, 61270, 70510, 122540, 141020, 245080, 282040, 357037, 714074, 1428148, 1785185, 2856296, 3570370, 3927407, 7140740, 7854814, 14281480, 15709628, 19637035, 31419256, 39274070, 78548140, 157096280]

約数ペア:

[(1, 157096280), (2, 78548140), (4, 39274070), (5, 31419256), (8, 19637035), (10, 15709628), (11, 14281480), (20, 7854814), (22, 7140740), (40, 3927407), (44, 3570370), (55, 2856296), (88, 1785185), (110, 1428148), (220, 714074), (440, 357037), (557, 282040), (641, 245080), (1114, 141020), (1282, 122540), (2228, 70510), (2564, 61270), (2785, 56408), (3205, 49016), (4456, 35255), (5128, 30635), (5570, 28204), (6127, 25640), (6410, 24508), (7051, 22280), (11140, 14102), (12254, 12820)]