156984388720

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{919}}^1\times {\mathrm{22013}}^1$

素因数の和:23042

約数の個数: 80

約数和(自身を含む): 369169496640

約数和(自身を除く): 212185107920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 919, 970, 1552, 1838, 1940, 3676, 3880, 4595, 7352, 7760, 9190, 14704, 18380, 22013, 36760, 44026, 73520, 88052, 89143, 110065, 176104, 178286, 220130, 352208, 356572, 440260, 445715, 713144, 880520, 891430, 1426288, 1761040, 1782860, 2135261, 3565720, 4270522, 7131440, 8541044, 10676305, 17082088, 20229947, 21352610, 34164176, 40459894, 42705220, 80919788, 85410440, 101149735, 161839576, 170820880, 202299470, 323679152, 404598940, 809197880, 1618395760, 1962304859, 3924609718, 7849219436, 9811524295, 15698438872, 19623048590, 31396877744, 39246097180, 78492194360, 156984388720]

約数ペア:

[(1, 156984388720), (2, 78492194360), (4, 39246097180), (5, 31396877744), (8, 19623048590), (10, 15698438872), (16, 9811524295), (20, 7849219436), (40, 3924609718), (80, 1962304859), (97, 1618395760), (194, 809197880), (388, 404598940), (485, 323679152), (776, 202299470), (919, 170820880), (970, 161839576), (1552, 101149735), (1838, 85410440), (1940, 80919788), (3676, 42705220), (3880, 40459894), (4595, 34164176), (7352, 21352610), (7760, 20229947), (9190, 17082088), (14704, 10676305), (18380, 8541044), (22013, 7131440), (36760, 4270522), (44026, 3565720), (73520, 2135261), (88052, 1782860), (89143, 1761040), (110065, 1426288), (176104, 891430), (178286, 880520), (220130, 713144), (352208, 445715), (356572, 440260)]