218664472

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{367}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 470171520

約数和(自身を除く): 251507048

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 337, 367, 442, 674, 734, 884, 1348, 1468, 1768, 2696, 2936, 4381, 4771, 5729, 6239, 8762, 9542, 11458, 12478, 17524, 19084, 22916, 24956, 35048, 38168, 45832, 49912, 74477, 81107, 123679, 148954, 162214, 247358, 297908, 324428, 494716, 595816, 648856, 989432, 1607827, 2102543, 3215654, 4205086, 6431308, 8410172, 12862616, 16820344, 27333059, 54666118, 109332236, 218664472]

約数ペア:

[(1, 218664472), (2, 109332236), (4, 54666118), (8, 27333059), (13, 16820344), (17, 12862616), (26, 8410172), (34, 6431308), (52, 4205086), (68, 3215654), (104, 2102543), (136, 1607827), (221, 989432), (337, 648856), (367, 595816), (442, 494716), (674, 324428), (734, 297908), (884, 247358), (1348, 162214), (1468, 148954), (1768, 123679), (2696, 81107), (2936, 74477), (4381, 49912), (4771, 45832), (5729, 38168), (6239, 35048), (8762, 24956), (9542, 22916), (11458, 19084), (12478, 17524)]