18076860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3463}}^1$

素因数の和:3507

約数の個数: 72

約数和(自身を含む): 56740320

約数和(自身を除く): 38663460

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, 3463, 5220, 6926, 10389, 13852, 17315, 20778, 31167, 34630, 41556, 51945, 62334, 69260, 100427, 103890, 124668, 155835, 200854, 207780, 301281, 311670, 401708, 502135, 602562, 623340, 903843, 1004270, 1205124, 1506405, 1807686, 2008540, 3012810, 3615372, 4519215, 6025620, 9038430, 18076860]

約数ペア:

[(1, 18076860), (2, 9038430), (3, 6025620), (4, 4519215), (5, 3615372), (6, 3012810), (9, 2008540), (10, 1807686), (12, 1506405), (15, 1205124), (18, 1004270), (20, 903843), (29, 623340), (30, 602562), (36, 502135), (45, 401708), (58, 311670), (60, 301281), (87, 207780), (90, 200854), (116, 155835), (145, 124668), (174, 103890), (180, 100427), (261, 69260), (290, 62334), (348, 51945), (435, 41556), (522, 34630), (580, 31167), (870, 20778), (1044, 17315), (1305, 13852), (1740, 10389), (2610, 6926), (3463, 5220)]