20728384248

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{2503}}^1$

素因数の和:2682

約数の個数: 256

約数和(自身を含む): 64615219200

約数和(自身を除く): 43886834952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 19, 22, 24, 26, 33, 38, 39, 44, 52, 57, 66, 76, 78, 88, 104, 114, 127, 132, 143, 152, 156, 209, 228, 247, 254, 264, 286, 312, 381, 418, 429, 456, 494, 508, 572, 627, 741, 762, 836, 858, 988, 1016, 1144, 1254, 1397, 1482, 1524, 1651, 1672, 1716, 1976, 2413, 2503, 2508, 2717, 2794, 2964, 3048, 3302, 3432, 4191, 4826, 4953, 5006, 5016, 5434, 5588, 5928, 6604, 7239, 7509, 8151, 8382, 9652, 9906, 10012, 10868, 11176, 13208, 14478, 15018, 16302, 16764, 18161, 19304, 19812, 20024, 21736, 26543, 27533, 28956, 30036, 31369, 32539, 32604, 33528, 36322, 39624, 47557, 53086, 54483, 55066, 57912, 60072, 62738, 65078, 65208, 72644, 79629, 82599, 94107, 95114, 97617, 106172, 108966, 110132, 125476, 130156, 142671, 145288, 159258, 165198, 188214, 190228, 195234, 212344, 217932, 220264, 250952, 260312, 285342, 317881, 318516, 330396, 345059, 357929, 376428, 380456, 390468, 435864, 523127, 570684, 618241, 635762, 637032, 660792, 690118, 715858, 752856, 780936, 953643, 1035177, 1046254, 1073787, 1141368, 1236482, 1271524, 1380236, 1431716, 1569381, 1854723, 1907286, 2070354, 2092508, 2147574, 2472964, 2543048, 2760472, 2863432, 3138762, 3496691, 3709446, 3814572, 4132453, 4140708, 4185016, 4295148, 4945928, 6039739, 6277524, 6800651, 6993382, 7418892, 7629144, 8264906, 8281416, 8590296, 10490073, 12079478, 12397359, 12555048, 13601302, 13986764, 14837784, 16529812, 18119217, 20401953, 20980146, 24158956, 24794718, 27202604, 27973528, 33059624, 36238434, 40803906, 41960292, 45456983, 48317912, 49589436, 54405208, 66437129, 72476868, 78516607, 81607812, 83920584, 90913966, 99178872, 132874258, 136370949, 144953736, 157033214, 163215624, 181827932, 199311387, 235549821, 265748516, 272741898, 314066428, 363655864, 398622774, 471099642, 531497032, 545483796, 628132856, 797245548, 863682677, 942199284, 1090967592, 1594491096, 1727365354, 1884398568, 2591048031, 3454730708, 5182096062, 6909461416, 10364192124, 20728384248]

約数ペア:

[(1, 20728384248), (2, 10364192124), (3, 6909461416), (4, 5182096062), (6, 3454730708), (8, 2591048031), (11, 1884398568), (12, 1727365354), (13, 1594491096), (19, 1090967592), (22, 942199284), (24, 863682677), (26, 797245548), (33, 628132856), (38, 545483796), (39, 531497032), (44, 471099642), (52, 398622774), (57, 363655864), (66, 314066428), (76, 272741898), (78, 265748516), (88, 235549821), (104, 199311387), (114, 181827932), (127, 163215624), (132, 157033214), (143, 144953736), (152, 136370949), (156, 132874258), (209, 99178872), (228, 90913966), (247, 83920584), (254, 81607812), (264, 78516607), (286, 72476868), (312, 66437129), (381, 54405208), (418, 49589436), (429, 48317912), (456, 45456983), (494, 41960292), (508, 40803906), (572, 36238434), (627, 33059624), (741, 27973528), (762, 27202604), (836, 24794718), (858, 24158956), (988, 20980146), (1016, 20401953), (1144, 18119217), (1254, 16529812), (1397, 14837784), (1482, 13986764), (1524, 13601302), (1651, 12555048), (1672, 12397359), (1716, 12079478), (1976, 10490073), (2413, 8590296), (2503, 8281416), (2508, 8264906), (2717, 7629144), (2794, 7418892), (2964, 6993382), (3048, 6800651), (3302, 6277524), (3432, 6039739), (4191, 4945928), (4826, 4295148), (4953, 4185016), (5006, 4140708), (5016, 4132453), (5434, 3814572), (5588, 3709446), (5928, 3496691), (6604, 3138762), (7239, 2863432), (7509, 2760472), (8151, 2543048), (8382, 2472964), (9652, 2147574), (9906, 2092508), (10012, 2070354), (10868, 1907286), (11176, 1854723), (13208, 1569381), (14478, 1431716), (15018, 1380236), (16302, 1271524), (16764, 1236482), (18161, 1141368), (19304, 1073787), (19812, 1046254), (20024, 1035177), (21736, 953643), (26543, 780936), (27533, 752856), (28956, 715858), (30036, 690118), (31369, 660792), (32539, 637032), (32604, 635762), (33528, 618241), (36322, 570684), (39624, 523127), (47557, 435864), (53086, 390468), (54483, 380456), (55066, 376428), (57912, 357929), (60072, 345059), (62738, 330396), (65078, 318516), (65208, 317881), (72644, 285342), (79629, 260312), (82599, 250952), (94107, 220264), (95114, 217932), (97617, 212344), (106172, 195234), (108966, 190228), (110132, 188214), (125476, 165198), (130156, 159258), (142671, 145288)]