128910496

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 108

約数和(自身を含む): 303604686

約数和(自身を除く): 174694190

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 169, 176, 197, 208, 242, 286, 338, 352, 394, 416, 484, 572, 676, 788, 968, 1144, 1352, 1573, 1576, 1859, 1936, 2167, 2288, 2561, 2704, 3146, 3152, 3718, 3872, 4334, 4576, 5122, 5408, 6292, 6304, 7436, 8668, 10244, 12584, 14872, 17336, 20449, 20488, 23837, 25168, 28171, 29744, 33293, 34672, 40898, 40976, 47674, 50336, 56342, 59488, 66586, 69344, 81796, 81952, 95348, 112684, 133172, 163592, 190696, 225368, 266344, 309881, 327184, 366223, 381392, 450736, 532688, 619762, 654368, 732446, 762784, 901472, 1065376, 1239524, 1464892, 2479048, 2929784, 4028453, 4958096, 5859568, 8056906, 9916192, 11719136, 16113812, 32227624, 64455248, 128910496]

約数ペア:

[(1, 128910496), (2, 64455248), (4, 32227624), (8, 16113812), (11, 11719136), (13, 9916192), (16, 8056906), (22, 5859568), (26, 4958096), (32, 4028453), (44, 2929784), (52, 2479048), (88, 1464892), (104, 1239524), (121, 1065376), (143, 901472), (169, 762784), (176, 732446), (197, 654368), (208, 619762), (242, 532688), (286, 450736), (338, 381392), (352, 366223), (394, 327184), (416, 309881), (484, 266344), (572, 225368), (676, 190696), (788, 163592), (968, 133172), (1144, 112684), (1352, 95348), (1573, 81952), (1576, 81796), (1859, 69344), (1936, 66586), (2167, 59488), (2288, 56342), (2561, 50336), (2704, 47674), (3146, 40976), (3152, 40898), (3718, 34672), (3872, 33293), (4334, 29744), (4576, 28171), (5122, 25168), (5408, 23837), (6292, 20488), (6304, 20449), (7436, 17336), (8668, 14872), (10244, 12584)]