165740220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31751}}^1$

素因数の和:31795

約数の個数: 72

約数和(自身を含む): 520097760

約数和(自身を除く): 354357540

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, 31751, 63502, 95253, 127004, 158755, 190506, 285759, 317510, 381012, 476265, 571518, 635020, 920779, 952530, 1143036, 1428795, 1841558, 1905060, 2762337, 2857590, 3683116, 4603895, 5524674, 5715180, 8287011, 9207790, 11049348, 13811685, 16574022, 18415580, 27623370, 33148044, 41435055, 55246740, 82870110, 165740220]

約数ペア:

[(1, 165740220), (2, 82870110), (3, 55246740), (4, 41435055), (5, 33148044), (6, 27623370), (9, 18415580), (10, 16574022), (12, 13811685), (15, 11049348), (18, 9207790), (20, 8287011), (29, 5715180), (30, 5524674), (36, 4603895), (45, 3683116), (58, 2857590), (60, 2762337), (87, 1905060), (90, 1841558), (116, 1428795), (145, 1143036), (174, 952530), (180, 920779), (261, 635020), (290, 571518), (348, 476265), (435, 381012), (522, 317510), (580, 285759), (870, 190506), (1044, 158755), (1305, 127004), (1740, 95253), (2610, 63502), (5220, 31751)]