54171990

素因数分解:

$2^1\times 3^7\times 5^1\times {\mathrm{2477}}^1$

素因数の和:2505

約数の個数: 64

約数和(自身を含む): 146301120

約数和(自身を除く): 92129130

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 729, 810, 1215, 1458, 2187, 2430, 2477, 3645, 4374, 4954, 7290, 7431, 10935, 12385, 14862, 21870, 22293, 24770, 37155, 44586, 66879, 74310, 111465, 133758, 200637, 222930, 334395, 401274, 601911, 668790, 1003185, 1203822, 1805733, 2006370, 3009555, 3611466, 5417199, 6019110, 9028665, 10834398, 18057330, 27085995, 54171990]

約数ペア:

[(1, 54171990), (2, 27085995), (3, 18057330), (5, 10834398), (6, 9028665), (9, 6019110), (10, 5417199), (15, 3611466), (18, 3009555), (27, 2006370), (30, 1805733), (45, 1203822), (54, 1003185), (81, 668790), (90, 601911), (135, 401274), (162, 334395), (243, 222930), (270, 200637), (405, 133758), (486, 111465), (729, 74310), (810, 66879), (1215, 44586), (1458, 37155), (2187, 24770), (2430, 22293), (2477, 21870), (3645, 14862), (4374, 12385), (4954, 10935), (7290, 7431)]