135220820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 334768896

約数和(自身を除く): 199548076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 101, 131, 140, 146, 202, 262, 292, 365, 404, 505, 511, 524, 655, 707, 730, 917, 1010, 1022, 1310, 1414, 1460, 1834, 2020, 2044, 2555, 2620, 2828, 3535, 3668, 4585, 5110, 7070, 7373, 9170, 9563, 10220, 13231, 14140, 14746, 18340, 19126, 26462, 29492, 36865, 38252, 47815, 51611, 52924, 66155, 66941, 73730, 92617, 95630, 103222, 132310, 133882, 147460, 185234, 191260, 206444, 258055, 264620, 267764, 334705, 370468, 463085, 516110, 669410, 926170, 965863, 1032220, 1338820, 1852340, 1931726, 3863452, 4829315, 6761041, 9658630, 13522082, 19317260, 27044164, 33805205, 67610410, 135220820]

約数ペア:

[(1, 135220820), (2, 67610410), (4, 33805205), (5, 27044164), (7, 19317260), (10, 13522082), (14, 9658630), (20, 6761041), (28, 4829315), (35, 3863452), (70, 1931726), (73, 1852340), (101, 1338820), (131, 1032220), (140, 965863), (146, 926170), (202, 669410), (262, 516110), (292, 463085), (365, 370468), (404, 334705), (505, 267764), (511, 264620), (524, 258055), (655, 206444), (707, 191260), (730, 185234), (917, 147460), (1010, 133882), (1022, 132310), (1310, 103222), (1414, 95630), (1460, 92617), (1834, 73730), (2020, 66941), (2044, 66155), (2555, 52924), (2620, 51611), (2828, 47815), (3535, 38252), (3668, 36865), (4585, 29492), (5110, 26462), (7070, 19126), (7373, 18340), (9170, 14746), (9563, 14140), (10220, 13231)]