16920450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2016

約数の個数: 72

約数和(自身を含む): 47876400

約数和(自身を除く): 30955950

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 1979, 2850, 3958, 4275, 5937, 8550, 9895, 11874, 17811, 19790, 29685, 35622, 37601, 49475, 59370, 75202, 89055, 98950, 112803, 148425, 178110, 188005, 225606, 296850, 338409, 376010, 445275, 564015, 676818, 890550, 940025, 1128030, 1692045, 1880050, 2820075, 3384090, 5640150, 8460225, 16920450]

約数ペア:

[(1, 16920450), (2, 8460225), (3, 5640150), (5, 3384090), (6, 2820075), (9, 1880050), (10, 1692045), (15, 1128030), (18, 940025), (19, 890550), (25, 676818), (30, 564015), (38, 445275), (45, 376010), (50, 338409), (57, 296850), (75, 225606), (90, 188005), (95, 178110), (114, 148425), (150, 112803), (171, 98950), (190, 89055), (225, 75202), (285, 59370), (342, 49475), (450, 37601), (475, 35622), (570, 29685), (855, 19790), (950, 17811), (1425, 11874), (1710, 9895), (1979, 8550), (2850, 5937), (3958, 4275)]