28156977648

素因数分解:

$2^4\times 3^8\times {\mathrm{19}}^2\times {\mathrm{743}}^1$

素因数の和:813

約数の個数: 270

約数和(自身を含む): 86476645944

約数和(自身を除く): 58319668296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 243, 304, 324, 342, 361, 432, 456, 486, 513, 648, 684, 722, 729, 743, 912, 972, 1026, 1083, 1296, 1368, 1444, 1458, 1486, 1539, 1944, 2052, 2166, 2187, 2229, 2736, 2888, 2916, 2972, 3078, 3249, 3888, 4104, 4332, 4374, 4458, 4617, 5776, 5832, 5944, 6156, 6498, 6561, 6687, 8208, 8664, 8748, 8916, 9234, 9747, 11664, 11888, 12312, 12996, 13122, 13374, 13851, 14117, 17328, 17496, 17832, 18468, 19494, 20061, 24624, 25992, 26244, 26748, 27702, 28234, 29241, 34992, 35664, 36936, 38988, 40122, 41553, 42351, 51984, 52488, 53496, 55404, 56468, 58482, 60183, 73872, 77976, 80244, 83106, 84702, 87723, 104976, 106992, 110808, 112936, 116964, 120366, 124659, 127053, 155952, 160488, 166212, 169404, 175446, 180549, 221616, 225872, 233928, 240732, 249318, 254106, 263169, 268223, 320976, 332424, 338808, 350892, 361098, 381159, 467856, 481464, 498636, 508212, 526338, 536446, 541647, 664848, 677616, 701784, 722196, 762318, 789507, 804669, 962928, 997272, 1016424, 1052676, 1072892, 1083294, 1143477, 1403568, 1444392, 1524636, 1579014, 1609338, 1624941, 1994544, 2032848, 2105352, 2145784, 2166588, 2286954, 2368521, 2414007, 2888784, 3049272, 3158028, 3218676, 3249882, 3430431, 4210704, 4291568, 4333176, 4573908, 4737042, 4828014, 4874823, 6098544, 6316056, 6437352, 6499764, 6860862, 7242021, 8666352, 9147816, 9474084, 9656028, 9749646, 10291293, 12632112, 12874704, 12999528, 13721724, 14484042, 18295632, 18948168, 19312056, 19499292, 20582586, 21726063, 25999056, 27443448, 28968084, 30873879, 37896336, 38624112, 38998584, 41165172, 43452126, 54886896, 57936168, 61747758, 65178189, 77997168, 82330344, 86904252, 92621637, 115872336, 123495516, 130356378, 164660688, 173808504, 185243274, 195534567, 246991032, 260712756, 347617008, 370486548, 391069134, 493982064, 521425512, 586603701, 740973096, 782138268, 1042851024, 1173207402, 1481946192, 1564276536, 1759811103, 2346414804, 3128553072, 3519622206, 4692829608, 7039244412, 9385659216, 14078488824, 28156977648]

約数ペア:

[(1, 28156977648), (2, 14078488824), (3, 9385659216), (4, 7039244412), (6, 4692829608), (8, 3519622206), (9, 3128553072), (12, 2346414804), (16, 1759811103), (18, 1564276536), (19, 1481946192), (24, 1173207402), (27, 1042851024), (36, 782138268), (38, 740973096), (48, 586603701), (54, 521425512), (57, 493982064), (72, 391069134), (76, 370486548), (81, 347617008), (108, 260712756), (114, 246991032), (144, 195534567), (152, 185243274), (162, 173808504), (171, 164660688), (216, 130356378), (228, 123495516), (243, 115872336), (304, 92621637), (324, 86904252), (342, 82330344), (361, 77997168), (432, 65178189), (456, 61747758), (486, 57936168), (513, 54886896), (648, 43452126), (684, 41165172), (722, 38998584), (729, 38624112), (743, 37896336), (912, 30873879), (972, 28968084), (1026, 27443448), (1083, 25999056), (1296, 21726063), (1368, 20582586), (1444, 19499292), (1458, 19312056), (1486, 18948168), (1539, 18295632), (1944, 14484042), (2052, 13721724), (2166, 12999528), (2187, 12874704), (2229, 12632112), (2736, 10291293), (2888, 9749646), (2916, 9656028), (2972, 9474084), (3078, 9147816), (3249, 8666352), (3888, 7242021), (4104, 6860862), (4332, 6499764), (4374, 6437352), (4458, 6316056), (4617, 6098544), (5776, 4874823), (5832, 4828014), (5944, 4737042), (6156, 4573908), (6498, 4333176), (6561, 4291568), (6687, 4210704), (8208, 3430431), (8664, 3249882), (8748, 3218676), (8916, 3158028), (9234, 3049272), (9747, 2888784), (11664, 2414007), (11888, 2368521), (12312, 2286954), (12996, 2166588), (13122, 2145784), (13374, 2105352), (13851, 2032848), (14117, 1994544), (17328, 1624941), (17496, 1609338), (17832, 1579014), (18468, 1524636), (19494, 1444392), (20061, 1403568), (24624, 1143477), (25992, 1083294), (26244, 1072892), (26748, 1052676), (27702, 1016424), (28234, 997272), (29241, 962928), (34992, 804669), (35664, 789507), (36936, 762318), (38988, 722196), (40122, 701784), (41553, 677616), (42351, 664848), (51984, 541647), (52488, 536446), (53496, 526338), (55404, 508212), (56468, 498636), (58482, 481464), (60183, 467856), (73872, 381159), (77976, 361098), (80244, 350892), (83106, 338808), (84702, 332424), (87723, 320976), (104976, 268223), (106992, 263169), (110808, 254106), (112936, 249318), (116964, 240732), (120366, 233928), (124659, 225872), (127053, 221616), (155952, 180549), (160488, 175446), (166212, 169404)]