127856168

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1627}}^1$

素因数の和:1710

約数の個数: 64

約数和(自身を含む): 281318400

約数和(自身を除く): 153462232

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 47, 76, 88, 94, 152, 188, 209, 376, 418, 517, 836, 893, 1034, 1627, 1672, 1786, 2068, 3254, 3572, 4136, 6508, 7144, 9823, 13016, 17897, 19646, 30913, 35794, 39292, 61826, 71588, 76469, 78584, 123652, 143176, 152938, 247304, 305876, 340043, 611752, 680086, 841159, 1360172, 1452911, 1682318, 2720344, 2905822, 3364636, 5811644, 6729272, 11623288, 15982021, 31964042, 63928084, 127856168]

約数ペア:

[(1, 127856168), (2, 63928084), (4, 31964042), (8, 15982021), (11, 11623288), (19, 6729272), (22, 5811644), (38, 3364636), (44, 2905822), (47, 2720344), (76, 1682318), (88, 1452911), (94, 1360172), (152, 841159), (188, 680086), (209, 611752), (376, 340043), (418, 305876), (517, 247304), (836, 152938), (893, 143176), (1034, 123652), (1627, 78584), (1672, 76469), (1786, 71588), (2068, 61826), (3254, 39292), (3572, 35794), (4136, 30913), (6508, 19646), (7144, 17897), (9823, 13016)]