30441040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2861}}^1$

素因数の和:2900

約数の個数: 80

約数和(自身を含む): 85173120

約数和(自身を除く): 54732080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 2861, 5320, 5722, 10640, 11444, 14305, 20027, 22888, 28610, 40054, 45776, 54359, 57220, 80108, 100135, 108718, 114440, 160216, 200270, 217436, 228880, 271795, 320432, 380513, 400540, 434872, 543590, 761026, 801080, 869744, 1087180, 1522052, 1602160, 1902565, 2174360, 3044104, 3805130, 4348720, 6088208, 7610260, 15220520, 30441040]

約数ペア:

[(1, 30441040), (2, 15220520), (4, 7610260), (5, 6088208), (7, 4348720), (8, 3805130), (10, 3044104), (14, 2174360), (16, 1902565), (19, 1602160), (20, 1522052), (28, 1087180), (35, 869744), (38, 801080), (40, 761026), (56, 543590), (70, 434872), (76, 400540), (80, 380513), (95, 320432), (112, 271795), (133, 228880), (140, 217436), (152, 200270), (190, 160216), (266, 114440), (280, 108718), (304, 100135), (380, 80108), (532, 57220), (560, 54359), (665, 45776), (760, 40054), (1064, 28610), (1330, 22888), (1520, 20027), (2128, 14305), (2660, 11444), (2861, 10640), (5320, 5722)]