78224220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{5501}}^1$

素因数の和:5595

約数の個数: 72

約数和(自身を含む): 240327360

約数和(自身を除く): 162103140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 3555, 4740, 5501, 7110, 11002, 14220, 16503, 22004, 27505, 33006, 49509, 55010, 66012, 82515, 99018, 110020, 165030, 198036, 247545, 330060, 434579, 495090, 869158, 990180, 1303737, 1738316, 2172895, 2607474, 3911211, 4345790, 5214948, 6518685, 7822422, 8691580, 13037370, 15644844, 19556055, 26074740, 39112110, 78224220]

約数ペア:

[(1, 78224220), (2, 39112110), (3, 26074740), (4, 19556055), (5, 15644844), (6, 13037370), (9, 8691580), (10, 7822422), (12, 6518685), (15, 5214948), (18, 4345790), (20, 3911211), (30, 2607474), (36, 2172895), (45, 1738316), (60, 1303737), (79, 990180), (90, 869158), (158, 495090), (180, 434579), (237, 330060), (316, 247545), (395, 198036), (474, 165030), (711, 110020), (790, 99018), (948, 82515), (1185, 66012), (1422, 55010), (1580, 49509), (2370, 33006), (2844, 27505), (3555, 22004), (4740, 16503), (5501, 14220), (7110, 11002)]