1236278320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{3583}}^1$

素因数の和:3842

約数の個数: 80

約数和(自身を含む): 3039805440

約数和(自身を除く): 1803527120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 227, 304, 380, 454, 760, 908, 1135, 1520, 1816, 2270, 3583, 3632, 4313, 4540, 7166, 8626, 9080, 14332, 17252, 17915, 18160, 21565, 28664, 34504, 35830, 43130, 57328, 68077, 69008, 71660, 86260, 136154, 143320, 172520, 272308, 286640, 340385, 345040, 544616, 680770, 813341, 1089232, 1361540, 1626682, 2723080, 3253364, 4066705, 5446160, 6506728, 8133410, 13013456, 15453479, 16266820, 30906958, 32533640, 61813916, 65067280, 77267395, 123627832, 154534790, 247255664, 309069580, 618139160, 1236278320]

約数ペア:

[(1, 1236278320), (2, 618139160), (4, 309069580), (5, 247255664), (8, 154534790), (10, 123627832), (16, 77267395), (19, 65067280), (20, 61813916), (38, 32533640), (40, 30906958), (76, 16266820), (80, 15453479), (95, 13013456), (152, 8133410), (190, 6506728), (227, 5446160), (304, 4066705), (380, 3253364), (454, 2723080), (760, 1626682), (908, 1361540), (1135, 1089232), (1520, 813341), (1816, 680770), (2270, 544616), (3583, 345040), (3632, 340385), (4313, 286640), (4540, 272308), (7166, 172520), (8626, 143320), (9080, 136154), (14332, 86260), (17252, 71660), (17915, 69008), (18160, 68077), (21565, 57328), (28664, 43130), (34504, 35830)]