261172548

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1671

約数の個数: 144

約数和(自身を含む): 829628800

約数和(自身を除く): 568456252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 343, 364, 441, 468, 546, 588, 637, 686, 819, 882, 1029, 1092, 1274, 1372, 1627, 1638, 1764, 1911, 2058, 2548, 3087, 3254, 3276, 3822, 4116, 4459, 4881, 5733, 6174, 6508, 7644, 8918, 9762, 11389, 11466, 12348, 13377, 14643, 17836, 19524, 21151, 22778, 22932, 26754, 29286, 34167, 40131, 42302, 45556, 53508, 58572, 63453, 68334, 79723, 80262, 84604, 102501, 126906, 136668, 148057, 159446, 160524, 190359, 205002, 239169, 253812, 296114, 318892, 380718, 410004, 444171, 478338, 558061, 592228, 717507, 761436, 888342, 956676, 1036399, 1116122, 1332513, 1435014, 1674183, 1776684, 2072798, 2232244, 2665026, 2870028, 3109197, 3348366, 4145596, 5022549, 5330052, 6218394, 6696732, 7254793, 9327591, 10045098, 12436788, 14509586, 18655182, 20090196, 21764379, 29019172, 37310364, 43528758, 65293137, 87057516, 130586274, 261172548]

約数ペア:

[(1, 261172548), (2, 130586274), (3, 87057516), (4, 65293137), (6, 43528758), (7, 37310364), (9, 29019172), (12, 21764379), (13, 20090196), (14, 18655182), (18, 14509586), (21, 12436788), (26, 10045098), (28, 9327591), (36, 7254793), (39, 6696732), (42, 6218394), (49, 5330052), (52, 5022549), (63, 4145596), (78, 3348366), (84, 3109197), (91, 2870028), (98, 2665026), (117, 2232244), (126, 2072798), (147, 1776684), (156, 1674183), (182, 1435014), (196, 1332513), (234, 1116122), (252, 1036399), (273, 956676), (294, 888342), (343, 761436), (364, 717507), (441, 592228), (468, 558061), (546, 478338), (588, 444171), (637, 410004), (686, 380718), (819, 318892), (882, 296114), (1029, 253812), (1092, 239169), (1274, 205002), (1372, 190359), (1627, 160524), (1638, 159446), (1764, 148057), (1911, 136668), (2058, 126906), (2548, 102501), (3087, 84604), (3254, 80262), (3276, 79723), (3822, 68334), (4116, 63453), (4459, 58572), (4881, 53508), (5733, 45556), (6174, 42302), (6508, 40131), (7644, 34167), (8918, 29286), (9762, 26754), (11389, 22932), (11466, 22778), (12348, 21151), (13377, 19524), (14643, 17836)]