204939840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{30497}}^1$

素因数の和:30524

約数の個数: 112

約数和(自身を含む): 743663232

約数和(自身を除く): 538723392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 30497, 60994, 91491, 121988, 152485, 182982, 213479, 243976, 304970, 365964, 426958, 457455, 487952, 609940, 640437, 731928, 853916, 914910, 975904, 1067395, 1219880, 1280874, 1463856, 1707832, 1829820, 1951808, 2134790, 2439760, 2561748, 2927712, 3202185, 3415664, 3659640, 4269580, 4879520, 5123496, 5855424, 6404370, 6831328, 7319280, 8539160, 9759040, 10246992, 12808740, 13662656, 14638560, 17078320, 20493984, 25617480, 29277120, 34156640, 40987968, 51234960, 68313280, 102469920, 204939840]

約数ペア:

[(1, 204939840), (2, 102469920), (3, 68313280), (4, 51234960), (5, 40987968), (6, 34156640), (7, 29277120), (8, 25617480), (10, 20493984), (12, 17078320), (14, 14638560), (15, 13662656), (16, 12808740), (20, 10246992), (21, 9759040), (24, 8539160), (28, 7319280), (30, 6831328), (32, 6404370), (35, 5855424), (40, 5123496), (42, 4879520), (48, 4269580), (56, 3659640), (60, 3415664), (64, 3202185), (70, 2927712), (80, 2561748), (84, 2439760), (96, 2134790), (105, 1951808), (112, 1829820), (120, 1707832), (140, 1463856), (160, 1280874), (168, 1219880), (192, 1067395), (210, 975904), (224, 914910), (240, 853916), (280, 731928), (320, 640437), (336, 609940), (420, 487952), (448, 457455), (480, 426958), (560, 365964), (672, 304970), (840, 243976), (960, 213479), (1120, 182982), (1344, 152485), (1680, 121988), (2240, 91491), (3360, 60994), (6720, 30497)]