312021640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{8017}}^1$

素因数の和:8174

約数の個数: 64

約数和(自身を含む): 808214400

約数和(自身を除く): 496192760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 139, 140, 278, 280, 556, 695, 973, 1112, 1390, 1946, 2780, 3892, 4865, 5560, 7784, 8017, 9730, 16034, 19460, 32068, 38920, 40085, 56119, 64136, 80170, 112238, 160340, 224476, 280595, 320680, 448952, 561190, 1114363, 1122380, 2228726, 2244760, 4457452, 5571815, 7800541, 8914904, 11143630, 15601082, 22287260, 31202164, 39002705, 44574520, 62404328, 78005410, 156010820, 312021640]

約数ペア:

[(1, 312021640), (2, 156010820), (4, 78005410), (5, 62404328), (7, 44574520), (8, 39002705), (10, 31202164), (14, 22287260), (20, 15601082), (28, 11143630), (35, 8914904), (40, 7800541), (56, 5571815), (70, 4457452), (139, 2244760), (140, 2228726), (278, 1122380), (280, 1114363), (556, 561190), (695, 448952), (973, 320680), (1112, 280595), (1390, 224476), (1946, 160340), (2780, 112238), (3892, 80170), (4865, 64136), (5560, 56119), (7784, 40085), (8017, 38920), (9730, 32068), (16034, 19460)]