18207180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11239}}^1$

素因数の和:11260

約数の個数: 60

約数和(自身を含む): 57121680

約数和(自身を除く): 38914500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 11239, 22478, 33717, 44956, 56195, 67434, 101151, 112390, 134868, 168585, 202302, 224780, 303453, 337170, 404604, 505755, 606906, 674340, 910359, 1011510, 1213812, 1517265, 1820718, 2023020, 3034530, 3641436, 4551795, 6069060, 9103590, 18207180]

約数ペア:

[(1, 18207180), (2, 9103590), (3, 6069060), (4, 4551795), (5, 3641436), (6, 3034530), (9, 2023020), (10, 1820718), (12, 1517265), (15, 1213812), (18, 1011510), (20, 910359), (27, 674340), (30, 606906), (36, 505755), (45, 404604), (54, 337170), (60, 303453), (81, 224780), (90, 202302), (108, 168585), (135, 134868), (162, 112390), (180, 101151), (270, 67434), (324, 56195), (405, 44956), (540, 33717), (810, 22478), (1620, 11239)]