65696960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 112

約数和(自身を含む): 180929280

約数和(自身を除く): 115232320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 139, 140, 160, 211, 224, 278, 280, 320, 422, 448, 556, 560, 695, 844, 973, 1055, 1112, 1120, 1390, 1477, 1688, 1946, 2110, 2224, 2240, 2780, 2954, 3376, 3892, 4220, 4448, 4865, 5560, 5908, 6752, 7385, 7784, 8440, 8896, 9730, 11120, 11816, 13504, 14770, 15568, 16880, 19460, 22240, 23632, 29329, 29540, 31136, 33760, 38920, 44480, 47264, 58658, 59080, 62272, 67520, 77840, 94528, 117316, 118160, 146645, 155680, 205303, 234632, 236320, 293290, 311360, 410606, 469264, 472640, 586580, 821212, 938528, 1026515, 1173160, 1642424, 1877056, 2053030, 2346320, 3284848, 4106060, 4692640, 6569696, 8212120, 9385280, 13139392, 16424240, 32848480, 65696960]

約数ペア:

[(1, 65696960), (2, 32848480), (4, 16424240), (5, 13139392), (7, 9385280), (8, 8212120), (10, 6569696), (14, 4692640), (16, 4106060), (20, 3284848), (28, 2346320), (32, 2053030), (35, 1877056), (40, 1642424), (56, 1173160), (64, 1026515), (70, 938528), (80, 821212), (112, 586580), (139, 472640), (140, 469264), (160, 410606), (211, 311360), (224, 293290), (278, 236320), (280, 234632), (320, 205303), (422, 155680), (448, 146645), (556, 118160), (560, 117316), (695, 94528), (844, 77840), (973, 67520), (1055, 62272), (1112, 59080), (1120, 58658), (1390, 47264), (1477, 44480), (1688, 38920), (1946, 33760), (2110, 31136), (2224, 29540), (2240, 29329), (2780, 23632), (2954, 22240), (3376, 19460), (3892, 16880), (4220, 15568), (4448, 14770), (4865, 13504), (5560, 11816), (5908, 11120), (6752, 9730), (7385, 8896), (7784, 8440)]