208406940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{13411}}^1$

素因数の和:13467

約数の個数: 96

約数和(自身を含む): 684977664

約数和(自身を除く): 476570724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 2220, 2590, 3108, 3885, 5180, 7770, 13411, 15540, 26822, 40233, 53644, 67055, 80466, 93877, 134110, 160932, 187754, 201165, 268220, 281631, 375508, 402330, 469385, 496207, 563262, 804660, 938770, 992414, 1126524, 1408155, 1488621, 1877540, 1984828, 2481035, 2816310, 2977242, 3473449, 4962070, 5632620, 5954484, 6946898, 7443105, 9924140, 10420347, 13893796, 14886210, 17367245, 20840694, 29772420, 34734490, 41681388, 52101735, 69468980, 104203470, 208406940]

約数ペア:

[(1, 208406940), (2, 104203470), (3, 69468980), (4, 52101735), (5, 41681388), (6, 34734490), (7, 29772420), (10, 20840694), (12, 17367245), (14, 14886210), (15, 13893796), (20, 10420347), (21, 9924140), (28, 7443105), (30, 6946898), (35, 5954484), (37, 5632620), (42, 4962070), (60, 3473449), (70, 2977242), (74, 2816310), (84, 2481035), (105, 1984828), (111, 1877540), (140, 1488621), (148, 1408155), (185, 1126524), (210, 992414), (222, 938770), (259, 804660), (370, 563262), (420, 496207), (444, 469385), (518, 402330), (555, 375508), (740, 281631), (777, 268220), (1036, 201165), (1110, 187754), (1295, 160932), (1554, 134110), (2220, 93877), (2590, 80466), (3108, 67055), (3885, 53644), (5180, 40233), (7770, 26822), (13411, 15540)]