66405456

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1867}}^1$

素因数の和:1913

約数の個数: 120

約数和(自身を含む): 210785120

約数和(自身を除く): 144379664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 456, 468, 494, 624, 684, 741, 912, 936, 988, 1368, 1482, 1867, 1872, 1976, 2223, 2736, 2964, 3734, 3952, 4446, 5601, 5928, 7468, 8892, 11202, 11856, 14936, 16803, 17784, 22404, 24271, 29872, 33606, 35473, 35568, 44808, 48542, 67212, 70946, 72813, 89616, 97084, 106419, 134424, 141892, 145626, 194168, 212838, 218439, 268848, 283784, 291252, 319257, 388336, 425676, 436878, 461149, 567568, 582504, 638514, 851352, 873756, 922298, 1165008, 1277028, 1383447, 1702704, 1747512, 1844596, 2554056, 2766894, 3495024, 3689192, 4150341, 5108112, 5533788, 7378384, 8300682, 11067576, 16601364, 22135152, 33202728, 66405456]

約数ペア:

[(1, 66405456), (2, 33202728), (3, 22135152), (4, 16601364), (6, 11067576), (8, 8300682), (9, 7378384), (12, 5533788), (13, 5108112), (16, 4150341), (18, 3689192), (19, 3495024), (24, 2766894), (26, 2554056), (36, 1844596), (38, 1747512), (39, 1702704), (48, 1383447), (52, 1277028), (57, 1165008), (72, 922298), (76, 873756), (78, 851352), (104, 638514), (114, 582504), (117, 567568), (144, 461149), (152, 436878), (156, 425676), (171, 388336), (208, 319257), (228, 291252), (234, 283784), (247, 268848), (304, 218439), (312, 212838), (342, 194168), (456, 145626), (468, 141892), (494, 134424), (624, 106419), (684, 97084), (741, 89616), (912, 72813), (936, 70946), (988, 67212), (1368, 48542), (1482, 44808), (1867, 35568), (1872, 35473), (1976, 33606), (2223, 29872), (2736, 24271), (2964, 22404), (3734, 17784), (3952, 16803), (4446, 14936), (5601, 11856), (5928, 11202), (7468, 8892)]