128153168

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:820

約数の個数: 80

約数和(自身を含む): 295814400

約数和(自身を除く): 167661232

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 79, 88, 104, 143, 158, 176, 208, 286, 316, 572, 632, 709, 869, 1027, 1144, 1264, 1418, 1738, 2054, 2288, 2836, 3476, 4108, 5672, 6952, 7799, 8216, 9217, 11297, 11344, 13904, 15598, 16432, 18434, 22594, 31196, 36868, 45188, 56011, 62392, 73736, 90376, 101387, 112022, 124784, 147472, 180752, 202774, 224044, 405548, 448088, 616121, 728143, 811096, 896176, 1232242, 1456286, 1622192, 2464484, 2912572, 4928968, 5825144, 8009573, 9857936, 11650288, 16019146, 32038292, 64076584, 128153168]

約数ペア:

[(1, 128153168), (2, 64076584), (4, 32038292), (8, 16019146), (11, 11650288), (13, 9857936), (16, 8009573), (22, 5825144), (26, 4928968), (44, 2912572), (52, 2464484), (79, 1622192), (88, 1456286), (104, 1232242), (143, 896176), (158, 811096), (176, 728143), (208, 616121), (286, 448088), (316, 405548), (572, 224044), (632, 202774), (709, 180752), (869, 147472), (1027, 124784), (1144, 112022), (1264, 101387), (1418, 90376), (1738, 73736), (2054, 62392), (2288, 56011), (2836, 45188), (3476, 36868), (4108, 31196), (5672, 22594), (6952, 18434), (7799, 16432), (8216, 15598), (9217, 13904), (11297, 11344)]