357788240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{587}}^1$

素因数の和:1020

約数の個数: 80

約数和(自身を含む): 879318720

約数和(自身を除く): 521530480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 401, 587, 760, 802, 1174, 1520, 1604, 2005, 2348, 2935, 3208, 4010, 4696, 5870, 6416, 7619, 8020, 9392, 11153, 11740, 15238, 16040, 22306, 23480, 30476, 32080, 38095, 44612, 46960, 55765, 60952, 76190, 89224, 111530, 121904, 152380, 178448, 223060, 235387, 304760, 446120, 470774, 609520, 892240, 941548, 1176935, 1883096, 2353870, 3766192, 4472353, 4707740, 8944706, 9415480, 17889412, 18830960, 22361765, 35778824, 44723530, 71557648, 89447060, 178894120, 357788240]

約数ペア:

[(1, 357788240), (2, 178894120), (4, 89447060), (5, 71557648), (8, 44723530), (10, 35778824), (16, 22361765), (19, 18830960), (20, 17889412), (38, 9415480), (40, 8944706), (76, 4707740), (80, 4472353), (95, 3766192), (152, 2353870), (190, 1883096), (304, 1176935), (380, 941548), (401, 892240), (587, 609520), (760, 470774), (802, 446120), (1174, 304760), (1520, 235387), (1604, 223060), (2005, 178448), (2348, 152380), (2935, 121904), (3208, 111530), (4010, 89224), (4696, 76190), (5870, 60952), (6416, 55765), (7619, 46960), (8020, 44612), (9392, 38095), (11153, 32080), (11740, 30476), (15238, 23480), (16040, 22306)]