156851800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 419616000

約数和(自身を除く): 262764200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 199, 200, 280, 350, 398, 563, 700, 796, 995, 1126, 1393, 1400, 1592, 1990, 2252, 2786, 2815, 3941, 3980, 4504, 4975, 5572, 5630, 6965, 7882, 7960, 9950, 11144, 11260, 13930, 14075, 15764, 19705, 19900, 22520, 27860, 28150, 31528, 34825, 39410, 39800, 55720, 56300, 69650, 78820, 98525, 112037, 112600, 139300, 157640, 197050, 224074, 278600, 394100, 448148, 560185, 784259, 788200, 896296, 1120370, 1568518, 2240740, 2800925, 3137036, 3921295, 4481480, 5601850, 6274072, 7842590, 11203700, 15685180, 19606475, 22407400, 31370360, 39212950, 78425900, 156851800]

約数ペア:

[(1, 156851800), (2, 78425900), (4, 39212950), (5, 31370360), (7, 22407400), (8, 19606475), (10, 15685180), (14, 11203700), (20, 7842590), (25, 6274072), (28, 5601850), (35, 4481480), (40, 3921295), (50, 3137036), (56, 2800925), (70, 2240740), (100, 1568518), (140, 1120370), (175, 896296), (199, 788200), (200, 784259), (280, 560185), (350, 448148), (398, 394100), (563, 278600), (700, 224074), (796, 197050), (995, 157640), (1126, 139300), (1393, 112600), (1400, 112037), (1592, 98525), (1990, 78820), (2252, 69650), (2786, 56300), (2815, 55720), (3941, 39800), (3980, 39410), (4504, 34825), (4975, 31528), (5572, 28150), (5630, 27860), (6965, 22520), (7882, 19900), (7960, 19705), (9950, 15764), (11144, 14075), (11260, 13930)]