261491376

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{9887}}^1$

素因数の和:9946

約数の個数: 80

約数和(自身を含む): 735667200

約数和(自身を除く): 474175824

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 38, 48, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 304, 348, 456, 464, 551, 696, 912, 1102, 1392, 1653, 2204, 3306, 4408, 6612, 8816, 9887, 13224, 19774, 26448, 29661, 39548, 59322, 79096, 118644, 158192, 187853, 237288, 286723, 375706, 474576, 563559, 573446, 751412, 860169, 1127118, 1146892, 1502824, 1720338, 2254236, 2293784, 3005648, 3440676, 4508472, 4587568, 5447737, 6881352, 9016944, 10895474, 13762704, 16343211, 21790948, 32686422, 43581896, 65372844, 87163792, 130745688, 261491376]

約数ペア:

[(1, 261491376), (2, 130745688), (3, 87163792), (4, 65372844), (6, 43581896), (8, 32686422), (12, 21790948), (16, 16343211), (19, 13762704), (24, 10895474), (29, 9016944), (38, 6881352), (48, 5447737), (57, 4587568), (58, 4508472), (76, 3440676), (87, 3005648), (114, 2293784), (116, 2254236), (152, 1720338), (174, 1502824), (228, 1146892), (232, 1127118), (304, 860169), (348, 751412), (456, 573446), (464, 563559), (551, 474576), (696, 375706), (912, 286723), (1102, 237288), (1392, 187853), (1653, 158192), (2204, 118644), (3306, 79096), (4408, 59322), (6612, 39548), (8816, 29661), (9887, 26448), (13224, 19774)]