20665464456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7433}}^1$

素因数の和:7548

約数の個数: 256

約数和(自身を含む): 67940812800

約数和(自身を除く): 47275348344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 67, 76, 78, 84, 91, 104, 114, 133, 134, 152, 156, 168, 182, 201, 228, 247, 266, 268, 273, 312, 364, 399, 402, 456, 469, 494, 532, 536, 546, 728, 741, 798, 804, 871, 938, 988, 1064, 1092, 1273, 1407, 1482, 1596, 1608, 1729, 1742, 1876, 1976, 2184, 2546, 2613, 2814, 2964, 3192, 3458, 3484, 3752, 3819, 5092, 5187, 5226, 5628, 5928, 6097, 6916, 6968, 7433, 7638, 8911, 10184, 10374, 10452, 11256, 12194, 13832, 14866, 15276, 16549, 17822, 18291, 20748, 20904, 22299, 24388, 26733, 29732, 30552, 33098, 35644, 36582, 41496, 44598, 48776, 49647, 52031, 53466, 59464, 66196, 71288, 73164, 89196, 96629, 99294, 104062, 106932, 115843, 132392, 141227, 146328, 156093, 178392, 193258, 198588, 208124, 213864, 231686, 282454, 289887, 312186, 347529, 386516, 397176, 416248, 423681, 463372, 498011, 564908, 579774, 624372, 676403, 695058, 773032, 847362, 926744, 988589, 996022, 1129816, 1159548, 1248744, 1352806, 1390116, 1494033, 1694724, 1835951, 1977178, 1992044, 2029209, 2319096, 2705612, 2780232, 2965767, 2988066, 3389448, 3486077, 3671902, 3954356, 3984088, 4058418, 5411224, 5507853, 5931534, 5976132, 6474143, 6972154, 7343804, 7908712, 8116836, 9462209, 10458231, 11015706, 11863068, 11952264, 12851657, 12948286, 13944308, 14687608, 16233672, 18924418, 19422429, 20916462, 22031412, 23726136, 25703314, 25896572, 27888616, 28386627, 37848836, 38554971, 38844858, 41832924, 44062824, 45319001, 51406628, 51793144, 56773254, 66235463, 75697672, 77109942, 77689716, 83665848, 90638002, 102813256, 113546508, 123008717, 132470926, 135957003, 154219884, 155379432, 181276004, 198706389, 227093016, 246017434, 264941852, 271914006, 308439768, 362552008, 369026151, 397412778, 492034868, 529883704, 543828012, 738052302, 794825556, 861061019, 984069736, 1087656024, 1476104604, 1589651112, 1722122038, 2583183057, 2952209208, 3444244076, 5166366114, 6888488152, 10332732228, 20665464456]

約数ペア:

[(1, 20665464456), (2, 10332732228), (3, 6888488152), (4, 5166366114), (6, 3444244076), (7, 2952209208), (8, 2583183057), (12, 1722122038), (13, 1589651112), (14, 1476104604), (19, 1087656024), (21, 984069736), (24, 861061019), (26, 794825556), (28, 738052302), (38, 543828012), (39, 529883704), (42, 492034868), (52, 397412778), (56, 369026151), (57, 362552008), (67, 308439768), (76, 271914006), (78, 264941852), (84, 246017434), (91, 227093016), (104, 198706389), (114, 181276004), (133, 155379432), (134, 154219884), (152, 135957003), (156, 132470926), (168, 123008717), (182, 113546508), (201, 102813256), (228, 90638002), (247, 83665848), (266, 77689716), (268, 77109942), (273, 75697672), (312, 66235463), (364, 56773254), (399, 51793144), (402, 51406628), (456, 45319001), (469, 44062824), (494, 41832924), (532, 38844858), (536, 38554971), (546, 37848836), (728, 28386627), (741, 27888616), (798, 25896572), (804, 25703314), (871, 23726136), (938, 22031412), (988, 20916462), (1064, 19422429), (1092, 18924418), (1273, 16233672), (1407, 14687608), (1482, 13944308), (1596, 12948286), (1608, 12851657), (1729, 11952264), (1742, 11863068), (1876, 11015706), (1976, 10458231), (2184, 9462209), (2546, 8116836), (2613, 7908712), (2814, 7343804), (2964, 6972154), (3192, 6474143), (3458, 5976132), (3484, 5931534), (3752, 5507853), (3819, 5411224), (5092, 4058418), (5187, 3984088), (5226, 3954356), (5628, 3671902), (5928, 3486077), (6097, 3389448), (6916, 2988066), (6968, 2965767), (7433, 2780232), (7638, 2705612), (8911, 2319096), (10184, 2029209), (10374, 1992044), (10452, 1977178), (11256, 1835951), (12194, 1694724), (13832, 1494033), (14866, 1390116), (15276, 1352806), (16549, 1248744), (17822, 1159548), (18291, 1129816), (20748, 996022), (20904, 988589), (22299, 926744), (24388, 847362), (26733, 773032), (29732, 695058), (30552, 676403), (33098, 624372), (35644, 579774), (36582, 564908), (41496, 498011), (44598, 463372), (48776, 423681), (49647, 416248), (52031, 397176), (53466, 386516), (59464, 347529), (66196, 312186), (71288, 289887), (73164, 282454), (89196, 231686), (96629, 213864), (99294, 208124), (104062, 198588), (106932, 193258), (115843, 178392), (132392, 156093), (141227, 146328)]