2013705180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{28759}}^1$

素因数の和:29163

約数の個数: 72

約数和(自身を含む): 6124154400

約数和(自身を除く): 4110449220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 389, 778, 1167, 1556, 1945, 2334, 3501, 3890, 4668, 5835, 7002, 7780, 11670, 14004, 17505, 23340, 28759, 35010, 57518, 70020, 86277, 115036, 143795, 172554, 258831, 287590, 345108, 431385, 517662, 575180, 862770, 1035324, 1294155, 1725540, 2588310, 5176620, 11187251, 22374502, 33561753, 44749004, 55936255, 67123506, 100685259, 111872510, 134247012, 167808765, 201370518, 223745020, 335617530, 402741036, 503426295, 671235060, 1006852590, 2013705180]

約数ペア:

[(1, 2013705180), (2, 1006852590), (3, 671235060), (4, 503426295), (5, 402741036), (6, 335617530), (9, 223745020), (10, 201370518), (12, 167808765), (15, 134247012), (18, 111872510), (20, 100685259), (30, 67123506), (36, 55936255), (45, 44749004), (60, 33561753), (90, 22374502), (180, 11187251), (389, 5176620), (778, 2588310), (1167, 1725540), (1556, 1294155), (1945, 1035324), (2334, 862770), (3501, 575180), (3890, 517662), (4668, 431385), (5835, 345108), (7002, 287590), (7780, 258831), (11670, 172554), (14004, 143795), (17505, 115036), (23340, 86277), (28759, 70020), (35010, 57518)]