15691431860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1\times {\mathrm{1889}}^1$

素因数の和:2697

約数の個数: 96

約数和(自身を含む): 36380171520

約数和(自身を除く): 20688739660

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 172, 215, 260, 430, 559, 743, 860, 1118, 1486, 1889, 2236, 2795, 2972, 3715, 3778, 5590, 7430, 7556, 9445, 9659, 11180, 14860, 18890, 19318, 24557, 31949, 37780, 38636, 48295, 49114, 63898, 81227, 96590, 98228, 122785, 127796, 159745, 162454, 193180, 245570, 319490, 324908, 406135, 415337, 491140, 638980, 812270, 830674, 1055951, 1403527, 1624540, 1661348, 2076685, 2111902, 2807054, 4153370, 4223804, 5279755, 5614108, 7017635, 8306740, 10559510, 14035270, 18245851, 21119020, 28070540, 36491702, 60351661, 72983404, 91229255, 120703322, 182458510, 241406644, 301758305, 364917020, 603516610, 784571593, 1207033220, 1569143186, 3138286372, 3922857965, 7845715930, 15691431860]

約数ペア:

[(1, 15691431860), (2, 7845715930), (4, 3922857965), (5, 3138286372), (10, 1569143186), (13, 1207033220), (20, 784571593), (26, 603516610), (43, 364917020), (52, 301758305), (65, 241406644), (86, 182458510), (130, 120703322), (172, 91229255), (215, 72983404), (260, 60351661), (430, 36491702), (559, 28070540), (743, 21119020), (860, 18245851), (1118, 14035270), (1486, 10559510), (1889, 8306740), (2236, 7017635), (2795, 5614108), (2972, 5279755), (3715, 4223804), (3778, 4153370), (5590, 2807054), (7430, 2111902), (7556, 2076685), (9445, 1661348), (9659, 1624540), (11180, 1403527), (14860, 1055951), (18890, 830674), (19318, 812270), (24557, 638980), (31949, 491140), (37780, 415337), (38636, 406135), (48295, 324908), (49114, 319490), (63898, 245570), (81227, 193180), (96590, 162454), (98228, 159745), (122785, 127796)]