128166896

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:215

約数の個数: 120

約数和(自身を含む): 304980480

約数和(自身を除く): 176813584

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 44, 52, 62, 88, 104, 124, 139, 143, 169, 176, 208, 248, 278, 286, 338, 341, 403, 496, 556, 572, 676, 682, 806, 1112, 1144, 1352, 1364, 1529, 1612, 1807, 1859, 2224, 2288, 2704, 2728, 3058, 3224, 3614, 3718, 4309, 4433, 5239, 5456, 6116, 6448, 7228, 7436, 8618, 8866, 10478, 12232, 14456, 14872, 17236, 17732, 19877, 20956, 23491, 24464, 28912, 29744, 34472, 35464, 39754, 41912, 46982, 47399, 56017, 57629, 68944, 70928, 79508, 83824, 93964, 94798, 112034, 115258, 159016, 187928, 189596, 224068, 230516, 258401, 318032, 375856, 379192, 448136, 461032, 516802, 616187, 728221, 758384, 896272, 922064, 1033604, 1232374, 1456442, 2067208, 2464748, 2912884, 4134416, 4929496, 5825768, 8010431, 9858992, 11651536, 16020862, 32041724, 64083448, 128166896]

約数ペア:

[(1, 128166896), (2, 64083448), (4, 32041724), (8, 16020862), (11, 11651536), (13, 9858992), (16, 8010431), (22, 5825768), (26, 4929496), (31, 4134416), (44, 2912884), (52, 2464748), (62, 2067208), (88, 1456442), (104, 1232374), (124, 1033604), (139, 922064), (143, 896272), (169, 758384), (176, 728221), (208, 616187), (248, 516802), (278, 461032), (286, 448136), (338, 379192), (341, 375856), (403, 318032), (496, 258401), (556, 230516), (572, 224068), (676, 189596), (682, 187928), (806, 159016), (1112, 115258), (1144, 112034), (1352, 94798), (1364, 93964), (1529, 83824), (1612, 79508), (1807, 70928), (1859, 68944), (2224, 57629), (2288, 56017), (2704, 47399), (2728, 46982), (3058, 41912), (3224, 39754), (3614, 35464), (3718, 34472), (4309, 29744), (4433, 28912), (5239, 24464), (5456, 23491), (6116, 20956), (6448, 19877), (7228, 17732), (7436, 17236), (8618, 14872), (8866, 14456), (10478, 12232)]