1997299920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{108079}}^1$

素因数の和:108113

約数の個数: 160

約数和(自身を含む): 7719505920

約数和(自身を除く): 5722206000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 108079, 216158, 324237, 432316, 540395, 648474, 756553, 864632, 1080790, 1188869, 1296948, 1513106, 1621185, 1729264, 2161580, 2269659, 2377738, 2593896, 3026212, 3242370, 3566607, 3782765, 4323160, 4539318, 4755476, 5187792, 5944345, 6052424, 6484740, 7133214, 7565530, 8322083, 8646320, 9078636, 9510952, 11348295, 11888690, 12104848, 12969480, 14266428, 15131060, 16644166, 17833035, 18157272, 19021904, 22696590, 23777380, 24966249, 25938960, 28532856, 30262120, 33288332, 35666070, 36314544, 41610415, 45393180, 47554760, 49932498, 57065712, 60524240, 66576664, 71332140, 83220830, 90786360, 95109520, 99864996, 124831245, 133153328, 142664280, 166441660, 181572720, 199729992, 249662490, 285328560, 332883320, 399459984, 499324980, 665766640, 998649960, 1997299920]

約数ペア:

[(1, 1997299920), (2, 998649960), (3, 665766640), (4, 499324980), (5, 399459984), (6, 332883320), (7, 285328560), (8, 249662490), (10, 199729992), (11, 181572720), (12, 166441660), (14, 142664280), (15, 133153328), (16, 124831245), (20, 99864996), (21, 95109520), (22, 90786360), (24, 83220830), (28, 71332140), (30, 66576664), (33, 60524240), (35, 57065712), (40, 49932498), (42, 47554760), (44, 45393180), (48, 41610415), (55, 36314544), (56, 35666070), (60, 33288332), (66, 30262120), (70, 28532856), (77, 25938960), (80, 24966249), (84, 23777380), (88, 22696590), (105, 19021904), (110, 18157272), (112, 17833035), (120, 16644166), (132, 15131060), (140, 14266428), (154, 12969480), (165, 12104848), (168, 11888690), (176, 11348295), (210, 9510952), (220, 9078636), (231, 8646320), (240, 8322083), (264, 7565530), (280, 7133214), (308, 6484740), (330, 6052424), (336, 5944345), (385, 5187792), (420, 4755476), (440, 4539318), (462, 4323160), (528, 3782765), (560, 3566607), (616, 3242370), (660, 3026212), (770, 2593896), (840, 2377738), (880, 2269659), (924, 2161580), (1155, 1729264), (1232, 1621185), (1320, 1513106), (1540, 1296948), (1680, 1188869), (1848, 1080790), (2310, 864632), (2640, 756553), (3080, 648474), (3696, 540395), (4620, 432316), (6160, 324237), (9240, 216158), (18480, 108079)]