84057680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{367}}^1\times {\mathrm{409}}^1$

素因数の和:796

約数の個数: 80

約数和(自身を含む): 224509440

約数和(自身を除く): 140451760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 367, 409, 560, 734, 818, 1468, 1636, 1835, 2045, 2569, 2863, 2936, 3272, 3670, 4090, 5138, 5726, 5872, 6544, 7340, 8180, 10276, 11452, 12845, 14315, 14680, 16360, 20552, 22904, 25690, 28630, 29360, 32720, 41104, 45808, 51380, 57260, 102760, 114520, 150103, 205520, 229040, 300206, 600412, 750515, 1050721, 1200824, 1501030, 2101442, 2401648, 3002060, 4202884, 5253605, 6004120, 8405768, 10507210, 12008240, 16811536, 21014420, 42028840, 84057680]

約数ペア:

[(1, 84057680), (2, 42028840), (4, 21014420), (5, 16811536), (7, 12008240), (8, 10507210), (10, 8405768), (14, 6004120), (16, 5253605), (20, 4202884), (28, 3002060), (35, 2401648), (40, 2101442), (56, 1501030), (70, 1200824), (80, 1050721), (112, 750515), (140, 600412), (280, 300206), (367, 229040), (409, 205520), (560, 150103), (734, 114520), (818, 102760), (1468, 57260), (1636, 51380), (1835, 45808), (2045, 41104), (2569, 32720), (2863, 29360), (2936, 28630), (3272, 25690), (3670, 22904), (4090, 20552), (5138, 16360), (5726, 14680), (5872, 14315), (6544, 12845), (7340, 11452), (8180, 10276)]