90720468

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{769}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 239639400

約数和(自身を除く): 148918932

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 113, 116, 174, 226, 261, 339, 348, 452, 522, 678, 769, 1017, 1044, 1356, 1538, 2034, 2307, 3076, 3277, 4068, 4614, 6554, 6921, 9228, 9831, 13108, 13842, 19662, 22301, 27684, 29493, 39324, 44602, 58986, 66903, 86897, 89204, 117972, 133806, 173794, 200709, 260691, 267612, 347588, 401418, 521382, 782073, 802836, 1042764, 1564146, 2520013, 3128292, 5040026, 7560039, 10080052, 15120078, 22680117, 30240156, 45360234, 90720468]

約数ペア:

[(1, 90720468), (2, 45360234), (3, 30240156), (4, 22680117), (6, 15120078), (9, 10080052), (12, 7560039), (18, 5040026), (29, 3128292), (36, 2520013), (58, 1564146), (87, 1042764), (113, 802836), (116, 782073), (174, 521382), (226, 401418), (261, 347588), (339, 267612), (348, 260691), (452, 200709), (522, 173794), (678, 133806), (769, 117972), (1017, 89204), (1044, 86897), (1356, 66903), (1538, 58986), (2034, 44602), (2307, 39324), (3076, 29493), (3277, 27684), (4068, 22301), (4614, 19662), (6554, 13842), (6921, 13108), (9228, 9831)]