313620720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{186679}}^1$

素因数の和:186702

約数の個数: 80

約数和(自身を含む): 1111119360

約数和(自身を除く): 797498640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 186679, 373358, 560037, 746716, 933395, 1120074, 1306753, 1493432, 1866790, 2240148, 2613506, 2800185, 2986864, 3733580, 3920259, 4480296, 5227012, 5600370, 6533765, 7467160, 7840518, 8960592, 10454024, 11200740, 13067530, 14934320, 15681036, 19601295, 20908048, 22401480, 26135060, 31362072, 39202590, 44802960, 52270120, 62724144, 78405180, 104540240, 156810360, 313620720]

約数ペア:

[(1, 313620720), (2, 156810360), (3, 104540240), (4, 78405180), (5, 62724144), (6, 52270120), (7, 44802960), (8, 39202590), (10, 31362072), (12, 26135060), (14, 22401480), (15, 20908048), (16, 19601295), (20, 15681036), (21, 14934320), (24, 13067530), (28, 11200740), (30, 10454024), (35, 8960592), (40, 7840518), (42, 7467160), (48, 6533765), (56, 5600370), (60, 5227012), (70, 4480296), (80, 3920259), (84, 3733580), (105, 2986864), (112, 2800185), (120, 2613506), (140, 2240148), (168, 1866790), (210, 1493432), (240, 1306753), (280, 1120074), (336, 933395), (420, 746716), (560, 560037), (840, 373358), (1680, 186679)]