820584

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 64

約数和(自身を含む): 2376000

約数和(自身を除く): 1555416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 87, 108, 116, 131, 174, 216, 232, 261, 262, 348, 393, 522, 524, 696, 783, 786, 1044, 1048, 1179, 1566, 1572, 2088, 2358, 3132, 3144, 3537, 3799, 4716, 6264, 7074, 7598, 9432, 11397, 14148, 15196, 22794, 28296, 30392, 34191, 45588, 68382, 91176, 102573, 136764, 205146, 273528, 410292, 820584]

約数ペア:

[(1, 820584), (2, 410292), (3, 273528), (4, 205146), (6, 136764), (8, 102573), (9, 91176), (12, 68382), (18, 45588), (24, 34191), (27, 30392), (29, 28296), (36, 22794), (54, 15196), (58, 14148), (72, 11397), (87, 9432), (108, 7598), (116, 7074), (131, 6264), (174, 4716), (216, 3799), (232, 3537), (261, 3144), (262, 3132), (348, 2358), (393, 2088), (522, 1572), (524, 1566), (696, 1179), (783, 1048), (786, 1044)]