1279656796

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 2590116480

約数和(自身を除く): 1310459684

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 139, 242, 253, 278, 484, 506, 556, 827, 1012, 1529, 1654, 2783, 3058, 3197, 3308, 5566, 6116, 6394, 9097, 11132, 12788, 16819, 18194, 19021, 33638, 35167, 36388, 38042, 67276, 70334, 76084, 100067, 114953, 140668, 200134, 209231, 229906, 386837, 400268, 418462, 459812, 773674, 836924, 1264483, 1547348, 2301541, 2528966, 2643919, 4603082, 5057932, 5287838, 9206164, 10575676, 13909313, 27818626, 29083109, 55637252, 58166218, 116332436, 319914199, 639828398, 1279656796]

約数ペア:

[(1, 1279656796), (2, 639828398), (4, 319914199), (11, 116332436), (22, 58166218), (23, 55637252), (44, 29083109), (46, 27818626), (92, 13909313), (121, 10575676), (139, 9206164), (242, 5287838), (253, 5057932), (278, 4603082), (484, 2643919), (506, 2528966), (556, 2301541), (827, 1547348), (1012, 1264483), (1529, 836924), (1654, 773674), (2783, 459812), (3058, 418462), (3197, 400268), (3308, 386837), (5566, 229906), (6116, 209231), (6394, 200134), (9097, 140668), (11132, 114953), (12788, 100067), (16819, 76084), (18194, 70334), (19021, 67276), (33638, 38042), (35167, 36388)]