340401628

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{643}}^1$

素因数の和:771

約数の個数: 72

約数和(自身を含む): 722560272

約数和(自身を除く): 382158644

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 73, 74, 98, 146, 148, 196, 259, 292, 511, 518, 643, 1022, 1036, 1286, 1813, 2044, 2572, 2701, 3577, 3626, 4501, 5402, 7154, 7252, 9002, 10804, 14308, 18004, 18907, 23791, 31507, 37814, 46939, 47582, 63014, 75628, 93878, 95164, 126028, 132349, 166537, 187756, 264698, 328573, 333074, 529396, 657146, 666148, 1165759, 1314292, 1736743, 2300011, 2331518, 3473486, 4600022, 4663036, 6946972, 9200044, 12157201, 24314402, 48628804, 85100407, 170200814, 340401628]

約数ペア:

[(1, 340401628), (2, 170200814), (4, 85100407), (7, 48628804), (14, 24314402), (28, 12157201), (37, 9200044), (49, 6946972), (73, 4663036), (74, 4600022), (98, 3473486), (146, 2331518), (148, 2300011), (196, 1736743), (259, 1314292), (292, 1165759), (511, 666148), (518, 657146), (643, 529396), (1022, 333074), (1036, 328573), (1286, 264698), (1813, 187756), (2044, 166537), (2572, 132349), (2701, 126028), (3577, 95164), (3626, 93878), (4501, 75628), (5402, 63014), (7154, 47582), (7252, 46939), (9002, 37814), (10804, 31507), (14308, 23791), (18004, 18907)]