17878590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2879}}^1$

素因数の和:2918

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 31887810

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 2879, 3105, 5758, 6210, 8637, 14395, 17274, 25911, 28790, 43185, 51822, 66217, 77733, 86370, 129555, 132434, 155466, 198651, 259110, 331085, 388665, 397302, 595953, 662170, 777330, 993255, 1191906, 1787859, 1986510, 2979765, 3575718, 5959530, 8939295, 17878590]

約数ペア:

[(1, 17878590), (2, 8939295), (3, 5959530), (5, 3575718), (6, 2979765), (9, 1986510), (10, 1787859), (15, 1191906), (18, 993255), (23, 777330), (27, 662170), (30, 595953), (45, 397302), (46, 388665), (54, 331085), (69, 259110), (90, 198651), (115, 155466), (135, 132434), (138, 129555), (207, 86370), (230, 77733), (270, 66217), (345, 51822), (414, 43185), (621, 28790), (690, 25911), (1035, 17274), (1242, 14395), (2070, 8637), (2879, 6210), (3105, 5758)]