1644333856

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{331}}^1\times {\mathrm{1283}}^1$

素因数の和:1646

約数の個数: 72

約数和(自身を含む): 3571867152

約数和(自身を除く): 1927533296

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 331, 352, 484, 662, 968, 1283, 1324, 1936, 2566, 2648, 3641, 3872, 5132, 5296, 7282, 10264, 10592, 14113, 14564, 20528, 28226, 29128, 40051, 41056, 56452, 58256, 80102, 112904, 116512, 155243, 160204, 225808, 310486, 320408, 424673, 451616, 620972, 640816, 849346, 1241944, 1281632, 1698692, 2483888, 3397384, 4671403, 4967776, 6794768, 9342806, 13589536, 18685612, 37371224, 51385433, 74742448, 102770866, 149484896, 205541732, 411083464, 822166928, 1644333856]

約数ペア:

[(1, 1644333856), (2, 822166928), (4, 411083464), (8, 205541732), (11, 149484896), (16, 102770866), (22, 74742448), (32, 51385433), (44, 37371224), (88, 18685612), (121, 13589536), (176, 9342806), (242, 6794768), (331, 4967776), (352, 4671403), (484, 3397384), (662, 2483888), (968, 1698692), (1283, 1281632), (1324, 1241944), (1936, 849346), (2566, 640816), (2648, 620972), (3641, 451616), (3872, 424673), (5132, 320408), (5296, 310486), (7282, 225808), (10264, 160204), (10592, 155243), (14113, 116512), (14564, 112904), (20528, 80102), (28226, 58256), (29128, 56452), (40051, 41056)]