628165384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{281}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 1559347200

約数和(自身を除く): 931181816

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 191, 209, 266, 281, 308, 382, 418, 532, 562, 616, 764, 836, 1064, 1124, 1337, 1463, 1528, 1672, 1967, 2101, 2248, 2674, 2926, 3091, 3629, 3934, 4202, 5339, 5348, 5852, 6182, 7258, 7868, 8404, 10678, 10696, 11704, 12364, 14516, 14707, 15736, 16808, 21356, 21637, 24728, 25403, 29032, 29414, 37373, 39919, 42712, 43274, 50806, 53671, 58729, 58828, 74746, 79838, 86548, 101612, 107342, 117458, 117656, 149492, 159676, 173096, 203224, 214684, 234916, 279433, 298984, 319352, 375697, 411103, 429368, 469832, 558866, 590381, 751394, 822206, 1019749, 1117732, 1180762, 1502788, 1644412, 2039498, 2235464, 2361524, 3005576, 3288824, 4078996, 4132667, 4723048, 7138243, 8157992, 8265334, 11217239, 14276486, 16530668, 22434478, 28552972, 33061336, 44868956, 57105944, 78520673, 89737912, 157041346, 314082692, 628165384]

約数ペア:

[(1, 628165384), (2, 314082692), (4, 157041346), (7, 89737912), (8, 78520673), (11, 57105944), (14, 44868956), (19, 33061336), (22, 28552972), (28, 22434478), (38, 16530668), (44, 14276486), (56, 11217239), (76, 8265334), (77, 8157992), (88, 7138243), (133, 4723048), (152, 4132667), (154, 4078996), (191, 3288824), (209, 3005576), (266, 2361524), (281, 2235464), (308, 2039498), (382, 1644412), (418, 1502788), (532, 1180762), (562, 1117732), (616, 1019749), (764, 822206), (836, 751394), (1064, 590381), (1124, 558866), (1337, 469832), (1463, 429368), (1528, 411103), (1672, 375697), (1967, 319352), (2101, 298984), (2248, 279433), (2674, 234916), (2926, 214684), (3091, 203224), (3629, 173096), (3934, 159676), (4202, 149492), (5339, 117656), (5348, 117458), (5852, 107342), (6182, 101612), (7258, 86548), (7868, 79838), (8404, 74746), (10678, 58828), (10696, 58729), (11704, 53671), (12364, 50806), (14516, 43274), (14707, 42712), (15736, 39919), (16808, 37373), (21356, 29414), (21637, 29032), (24728, 25403)]