145736840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{823}}^1$

素因数の和:1086

約数の個数: 64

約数和(自身を含む): 347068800

約数和(自身を除く): 201331960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 233, 380, 466, 760, 823, 932, 1165, 1646, 1864, 2330, 3292, 4115, 4427, 4660, 6584, 8230, 8854, 9320, 15637, 16460, 17708, 22135, 31274, 32920, 35416, 44270, 62548, 78185, 88540, 125096, 156370, 177080, 191759, 312740, 383518, 625480, 767036, 958795, 1534072, 1917590, 3643421, 3835180, 7286842, 7670360, 14573684, 18217105, 29147368, 36434210, 72868420, 145736840]

約数ペア:

[(1, 145736840), (2, 72868420), (4, 36434210), (5, 29147368), (8, 18217105), (10, 14573684), (19, 7670360), (20, 7286842), (38, 3835180), (40, 3643421), (76, 1917590), (95, 1534072), (152, 958795), (190, 767036), (233, 625480), (380, 383518), (466, 312740), (760, 191759), (823, 177080), (932, 156370), (1165, 125096), (1646, 88540), (1864, 78185), (2330, 62548), (3292, 44270), (4115, 35416), (4427, 32920), (4660, 31274), (6584, 22135), (8230, 17708), (8854, 16460), (9320, 15637)]