304857140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:537

約数の個数: 96

約数和(自身を含む): 756290304

約数和(自身を除く): 451433164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 173, 205, 287, 307, 346, 410, 574, 614, 692, 820, 865, 1148, 1211, 1228, 1435, 1535, 1730, 2149, 2422, 2870, 3070, 3460, 4298, 4844, 5740, 6055, 6140, 7093, 8596, 10745, 12110, 12587, 14186, 21490, 24220, 25174, 28372, 35465, 42980, 49651, 50348, 53111, 62935, 70930, 88109, 99302, 106222, 125870, 141860, 176218, 198604, 212444, 248255, 251740, 265555, 352436, 371777, 440545, 496510, 531110, 743554, 881090, 993020, 1062220, 1487108, 1762180, 1858885, 2177551, 3717770, 4355102, 7435540, 8710204, 10887755, 15242857, 21775510, 30485714, 43551020, 60971428, 76214285, 152428570, 304857140]

約数ペア:

[(1, 304857140), (2, 152428570), (4, 76214285), (5, 60971428), (7, 43551020), (10, 30485714), (14, 21775510), (20, 15242857), (28, 10887755), (35, 8710204), (41, 7435540), (70, 4355102), (82, 3717770), (140, 2177551), (164, 1858885), (173, 1762180), (205, 1487108), (287, 1062220), (307, 993020), (346, 881090), (410, 743554), (574, 531110), (614, 496510), (692, 440545), (820, 371777), (865, 352436), (1148, 265555), (1211, 251740), (1228, 248255), (1435, 212444), (1535, 198604), (1730, 176218), (2149, 141860), (2422, 125870), (2870, 106222), (3070, 99302), (3460, 88109), (4298, 70930), (4844, 62935), (5740, 53111), (6055, 50348), (6140, 49651), (7093, 42980), (8596, 35465), (10745, 28372), (12110, 25174), (12587, 24220), (14186, 21490)]