67552020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12941}}^1$

素因数の和:12985

約数の個数: 72

約数和(自身を含む): 211989960

約数和(自身を除く): 144437940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 12941, 25882, 38823, 51764, 64705, 77646, 116469, 129410, 155292, 194115, 232938, 258820, 375289, 388230, 465876, 582345, 750578, 776460, 1125867, 1164690, 1501156, 1876445, 2251734, 2329380, 3377601, 3752890, 4503468, 5629335, 6755202, 7505780, 11258670, 13510404, 16888005, 22517340, 33776010, 67552020]

約数ペア:

[(1, 67552020), (2, 33776010), (3, 22517340), (4, 16888005), (5, 13510404), (6, 11258670), (9, 7505780), (10, 6755202), (12, 5629335), (15, 4503468), (18, 3752890), (20, 3377601), (29, 2329380), (30, 2251734), (36, 1876445), (45, 1501156), (58, 1164690), (60, 1125867), (87, 776460), (90, 750578), (116, 582345), (145, 465876), (174, 388230), (180, 375289), (261, 258820), (290, 232938), (348, 194115), (435, 155292), (522, 129410), (580, 116469), (870, 77646), (1044, 64705), (1305, 51764), (1740, 38823), (2610, 25882), (5220, 12941)]