181231596

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1129}}^1$

素因数の和:1173

約数の個数: 144

約数和(自身を含む): 575848000

約数和(自身を除く): 394616404

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, 1129, 1274, 1372, 1638, 1764, 1911, 2058, 2258, 2548, 3087, 3276, 3387, 3822, 4116, 4459, 4516, 5733, 6174, 6774, 7644, 7903, 8918, 10161, 11466, 12348, 13377, 13548, 14677, 15806, 17836, 20322, 22932, 23709, 26754, 29354, 31612, 40131, 40644, 44031, 47418, 53508, 55321, 58708, 71127, 80262, 88062, 94836, 102739, 110642, 132093, 142254, 160524, 165963, 176124, 205478, 221284, 264186, 284508, 308217, 331926, 387247, 410956, 497889, 528372, 616434, 663852, 719173, 774494, 924651, 995778, 1161741, 1232868, 1438346, 1548988, 1849302, 1991556, 2157519, 2323482, 2876692, 3485223, 3698604, 4315038, 4646964, 5034211, 6472557, 6970446, 8630076, 10068422, 12945114, 13940892, 15102633, 20136844, 25890228, 30205266, 45307899, 60410532, 90615798, 181231596]

約数ペア:

[(1, 181231596), (2, 90615798), (3, 60410532), (4, 45307899), (6, 30205266), (7, 25890228), (9, 20136844), (12, 15102633), (13, 13940892), (14, 12945114), (18, 10068422), (21, 8630076), (26, 6970446), (28, 6472557), (36, 5034211), (39, 4646964), (42, 4315038), (49, 3698604), (52, 3485223), (63, 2876692), (78, 2323482), (84, 2157519), (91, 1991556), (98, 1849302), (117, 1548988), (126, 1438346), (147, 1232868), (156, 1161741), (182, 995778), (196, 924651), (234, 774494), (252, 719173), (273, 663852), (294, 616434), (343, 528372), (364, 497889), (441, 410956), (468, 387247), (546, 331926), (588, 308217), (637, 284508), (686, 264186), (819, 221284), (882, 205478), (1029, 176124), (1092, 165963), (1129, 160524), (1274, 142254), (1372, 132093), (1638, 110642), (1764, 102739), (1911, 94836), (2058, 88062), (2258, 80262), (2548, 71127), (3087, 58708), (3276, 55321), (3387, 53508), (3822, 47418), (4116, 44031), (4459, 40644), (4516, 40131), (5733, 31612), (6174, 29354), (6774, 26754), (7644, 23709), (7903, 22932), (8918, 20322), (10161, 17836), (11466, 15806), (12348, 14677), (13377, 13548)]