208021268

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 465696000

約数和(自身を除く): 257674732

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 107, 109, 182, 196, 214, 218, 343, 364, 428, 436, 637, 686, 749, 763, 1274, 1372, 1391, 1417, 1498, 1526, 2548, 2782, 2834, 2996, 3052, 4459, 5243, 5341, 5564, 5668, 8918, 9737, 9919, 10486, 10682, 11663, 17836, 19474, 19838, 20972, 21364, 23326, 36701, 37387, 38948, 39676, 46652, 68159, 69433, 73402, 74774, 81641, 136318, 138866, 146804, 149548, 151619, 163282, 272636, 277732, 303238, 326564, 477113, 486031, 571487, 606476, 954226, 972062, 1061333, 1142974, 1908452, 1944124, 2122666, 2285948, 4000409, 4245332, 7429331, 8000818, 14858662, 16001636, 29717324, 52005317, 104010634, 208021268]

約数ペア:

[(1, 208021268), (2, 104010634), (4, 52005317), (7, 29717324), (13, 16001636), (14, 14858662), (26, 8000818), (28, 7429331), (49, 4245332), (52, 4000409), (91, 2285948), (98, 2122666), (107, 1944124), (109, 1908452), (182, 1142974), (196, 1061333), (214, 972062), (218, 954226), (343, 606476), (364, 571487), (428, 486031), (436, 477113), (637, 326564), (686, 303238), (749, 277732), (763, 272636), (1274, 163282), (1372, 151619), (1391, 149548), (1417, 146804), (1498, 138866), (1526, 136318), (2548, 81641), (2782, 74774), (2834, 73402), (2996, 69433), (3052, 68159), (4459, 46652), (5243, 39676), (5341, 38948), (5564, 37387), (5668, 36701), (8918, 23326), (9737, 21364), (9919, 20972), (10486, 19838), (10682, 19474), (11663, 17836)]