188248840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8419}}^1$

素因数の和:8486

約数の個数: 64

約数和(自身を含む): 466804800

約数和(自身を除く): 278555960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 43, 52, 65, 86, 104, 130, 172, 215, 260, 344, 430, 520, 559, 860, 1118, 1720, 2236, 2795, 4472, 5590, 8419, 11180, 16838, 22360, 33676, 42095, 67352, 84190, 109447, 168380, 218894, 336760, 362017, 437788, 547235, 724034, 875576, 1094470, 1448068, 1810085, 2188940, 2896136, 3620170, 4377880, 4706221, 7240340, 9412442, 14480680, 18824884, 23531105, 37649768, 47062210, 94124420, 188248840]

約数ペア:

[(1, 188248840), (2, 94124420), (4, 47062210), (5, 37649768), (8, 23531105), (10, 18824884), (13, 14480680), (20, 9412442), (26, 7240340), (40, 4706221), (43, 4377880), (52, 3620170), (65, 2896136), (86, 2188940), (104, 1810085), (130, 1448068), (172, 1094470), (215, 875576), (260, 724034), (344, 547235), (430, 437788), (520, 362017), (559, 336760), (860, 218894), (1118, 168380), (1720, 109447), (2236, 84190), (2795, 67352), (4472, 42095), (5590, 33676), (8419, 22360), (11180, 16838)]