128744756

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:529

約数の個数: 72

約数和(自身を含む): 276372936

約数和(自身を除く): 147628180

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 49, 74, 82, 98, 148, 164, 196, 259, 287, 433, 518, 574, 866, 1036, 1148, 1517, 1732, 1813, 2009, 3031, 3034, 3626, 4018, 6062, 6068, 7252, 8036, 10619, 12124, 16021, 17753, 21217, 21238, 32042, 35506, 42434, 42476, 64084, 71012, 74333, 84868, 112147, 124271, 148666, 224294, 248542, 297332, 448588, 497084, 656861, 785029, 869897, 1313722, 1570058, 1739794, 2627444, 3140116, 3479588, 4598027, 9196054, 18392108, 32186189, 64372378, 128744756]

約数ペア:

[(1, 128744756), (2, 64372378), (4, 32186189), (7, 18392108), (14, 9196054), (28, 4598027), (37, 3479588), (41, 3140116), (49, 2627444), (74, 1739794), (82, 1570058), (98, 1313722), (148, 869897), (164, 785029), (196, 656861), (259, 497084), (287, 448588), (433, 297332), (518, 248542), (574, 224294), (866, 148666), (1036, 124271), (1148, 112147), (1517, 84868), (1732, 74333), (1813, 71012), (2009, 64084), (3031, 42476), (3034, 42434), (3626, 35506), (4018, 32042), (6062, 21238), (6068, 21217), (7252, 17753), (8036, 16021), (10619, 12124)]