78813180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19037}}^1$

素因数の和:19075

約数の個数: 72

約数和(自身を含む): 249473952

約数和(自身を除く): 170660772

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 19037, 38074, 57111, 76148, 95185, 114222, 171333, 190370, 228444, 285555, 342666, 380740, 437851, 571110, 685332, 856665, 875702, 1142220, 1313553, 1713330, 1751404, 2189255, 2627106, 3426660, 3940659, 4378510, 5254212, 6567765, 7881318, 8757020, 13135530, 15762636, 19703295, 26271060, 39406590, 78813180]

約数ペア:

[(1, 78813180), (2, 39406590), (3, 26271060), (4, 19703295), (5, 15762636), (6, 13135530), (9, 8757020), (10, 7881318), (12, 6567765), (15, 5254212), (18, 4378510), (20, 3940659), (23, 3426660), (30, 2627106), (36, 2189255), (45, 1751404), (46, 1713330), (60, 1313553), (69, 1142220), (90, 875702), (92, 856665), (115, 685332), (138, 571110), (180, 437851), (207, 380740), (230, 342666), (276, 285555), (345, 228444), (414, 190370), (460, 171333), (690, 114222), (828, 95185), (1035, 76148), (1380, 57111), (2070, 38074), (4140, 19037)]