213865740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{108013}}^1$

素因数の和:108039

約数の個数: 72

約数和(自身を含む): 707707728

約数和(自身を除く): 493841988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 108013, 216026, 324039, 432052, 540065, 648078, 972117, 1080130, 1188143, 1296156, 1620195, 1944234, 2160260, 2376286, 3240390, 3564429, 3888468, 4752572, 4860585, 5940715, 6480780, 7128858, 9721170, 10693287, 11881430, 14257716, 17822145, 19442340, 21386574, 23762860, 35644290, 42773148, 53466435, 71288580, 106932870, 213865740]

約数ペア:

[(1, 213865740), (2, 106932870), (3, 71288580), (4, 53466435), (5, 42773148), (6, 35644290), (9, 23762860), (10, 21386574), (11, 19442340), (12, 17822145), (15, 14257716), (18, 11881430), (20, 10693287), (22, 9721170), (30, 7128858), (33, 6480780), (36, 5940715), (44, 4860585), (45, 4752572), (55, 3888468), (60, 3564429), (66, 3240390), (90, 2376286), (99, 2160260), (110, 1944234), (132, 1620195), (165, 1296156), (180, 1188143), (198, 1080130), (220, 972117), (330, 648078), (396, 540065), (495, 432052), (660, 324039), (990, 216026), (1980, 108013)]