128772120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{56479}}^1$

素因数の和:56512

約数の個数: 64

約数和(自身を含む): 406656000

約数和(自身を除く): 277883880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 56479, 112958, 169437, 225916, 282395, 338874, 451832, 564790, 677748, 847185, 1073101, 1129580, 1355496, 1694370, 2146202, 2259160, 3219303, 3388740, 4292404, 5365505, 6438606, 6777480, 8584808, 10731010, 12877212, 16096515, 21462020, 25754424, 32193030, 42924040, 64386060, 128772120]

約数ペア:

[(1, 128772120), (2, 64386060), (3, 42924040), (4, 32193030), (5, 25754424), (6, 21462020), (8, 16096515), (10, 12877212), (12, 10731010), (15, 8584808), (19, 6777480), (20, 6438606), (24, 5365505), (30, 4292404), (38, 3388740), (40, 3219303), (57, 2259160), (60, 2146202), (76, 1694370), (95, 1355496), (114, 1129580), (120, 1073101), (152, 847185), (190, 677748), (228, 564790), (285, 451832), (380, 338874), (456, 282395), (570, 225916), (760, 169437), (1140, 112958), (2280, 56479)]