80546940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{149161}}^1$

素因数の和:149179

約数の個数: 48

約数和(自身を含む): 250592160

約数和(自身を除く): 170045220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 149161, 298322, 447483, 596644, 745805, 894966, 1342449, 1491610, 1789932, 2237415, 2684898, 2983220, 4027347, 4474830, 5369796, 6712245, 8054694, 8949660, 13424490, 16109388, 20136735, 26848980, 40273470, 80546940]

約数ペア:

[(1, 80546940), (2, 40273470), (3, 26848980), (4, 20136735), (5, 16109388), (6, 13424490), (9, 8949660), (10, 8054694), (12, 6712245), (15, 5369796), (18, 4474830), (20, 4027347), (27, 2983220), (30, 2684898), (36, 2237415), (45, 1789932), (54, 1491610), (60, 1342449), (90, 894966), (108, 745805), (135, 596644), (180, 447483), (270, 298322), (540, 149161)]