1286966128

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{829}}^1$

素因数の和:1094

約数の個数: 80

約数和(自身を含む): 2904814080

約数和(自身を除く): 1617847952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 167, 332, 334, 581, 664, 668, 829, 1162, 1169, 1328, 1336, 1658, 2324, 2338, 2672, 3316, 4648, 4676, 5803, 6632, 9296, 9352, 11606, 13264, 13861, 18704, 23212, 27722, 46424, 55444, 68807, 92848, 97027, 110888, 137614, 138443, 194054, 221776, 275228, 276886, 388108, 481649, 550456, 553772, 776216, 963298, 969101, 1100912, 1107544, 1552432, 1926596, 1938202, 2215088, 3853192, 3876404, 7706384, 7752808, 11490769, 15505616, 22981538, 45963076, 80435383, 91926152, 160870766, 183852304, 321741532, 643483064, 1286966128]

約数ペア:

[(1, 1286966128), (2, 643483064), (4, 321741532), (7, 183852304), (8, 160870766), (14, 91926152), (16, 80435383), (28, 45963076), (56, 22981538), (83, 15505616), (112, 11490769), (166, 7752808), (167, 7706384), (332, 3876404), (334, 3853192), (581, 2215088), (664, 1938202), (668, 1926596), (829, 1552432), (1162, 1107544), (1169, 1100912), (1328, 969101), (1336, 963298), (1658, 776216), (2324, 553772), (2338, 550456), (2672, 481649), (3316, 388108), (4648, 276886), (4676, 275228), (5803, 221776), (6632, 194054), (9296, 138443), (9352, 137614), (11606, 110888), (13264, 97027), (13861, 92848), (18704, 68807), (23212, 55444), (27722, 46424)]