215679152

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 90

約数和(自身を含む): 473196276

約数和(自身を除く): 257517124

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 83, 104, 124, 166, 169, 208, 248, 332, 338, 403, 496, 664, 676, 806, 961, 1079, 1328, 1352, 1612, 1922, 2158, 2573, 2704, 3224, 3844, 4316, 5146, 5239, 6448, 7688, 8632, 10292, 10478, 12493, 14027, 15376, 17264, 20584, 20956, 24986, 28054, 33449, 41168, 41912, 49972, 56108, 66898, 79763, 83824, 99944, 112216, 133796, 159526, 162409, 199888, 224432, 267592, 319052, 324818, 434837, 535184, 638104, 649636, 869674, 1036919, 1276208, 1299272, 1739348, 2073838, 2598544, 3478696, 4147676, 6957392, 8295352, 13479947, 16590704, 26959894, 53919788, 107839576, 215679152]

約数ペア:

[(1, 215679152), (2, 107839576), (4, 53919788), (8, 26959894), (13, 16590704), (16, 13479947), (26, 8295352), (31, 6957392), (52, 4147676), (62, 3478696), (83, 2598544), (104, 2073838), (124, 1739348), (166, 1299272), (169, 1276208), (208, 1036919), (248, 869674), (332, 649636), (338, 638104), (403, 535184), (496, 434837), (664, 324818), (676, 319052), (806, 267592), (961, 224432), (1079, 199888), (1328, 162409), (1352, 159526), (1612, 133796), (1922, 112216), (2158, 99944), (2573, 83824), (2704, 79763), (3224, 66898), (3844, 56108), (4316, 49972), (5146, 41912), (5239, 41168), (6448, 33449), (7688, 28054), (8632, 24986), (10292, 20956), (10478, 20584), (12493, 17264), (14027, 15376)]