13781520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19141}}^1$

素因数の和:19160

約数の個数: 60

約数和(自身を含む): 46285356

約数和(自身を除く): 32503836

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 19141, 38282, 57423, 76564, 95705, 114846, 153128, 172269, 191410, 229692, 287115, 306256, 344538, 382820, 459384, 574230, 689076, 765640, 861345, 918768, 1148460, 1378152, 1531280, 1722690, 2296920, 2756304, 3445380, 4593840, 6890760, 13781520]

約数ペア:

[(1, 13781520), (2, 6890760), (3, 4593840), (4, 3445380), (5, 2756304), (6, 2296920), (8, 1722690), (9, 1531280), (10, 1378152), (12, 1148460), (15, 918768), (16, 861345), (18, 765640), (20, 689076), (24, 574230), (30, 459384), (36, 382820), (40, 344538), (45, 306256), (48, 287115), (60, 229692), (72, 191410), (80, 172269), (90, 153128), (120, 114846), (144, 95705), (180, 76564), (240, 57423), (360, 38282), (720, 19141)]