1809505120

素因数分解:

$2^5\times 5^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1\times {\mathrm{281}}^1$

素因数の和:704

約数の個数: 96

約数和(自身を含む): 4333766976

約数和(自身を除く): 2524261856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 167, 241, 281, 334, 482, 562, 668, 835, 964, 1124, 1205, 1336, 1405, 1670, 1928, 2248, 2410, 2672, 2810, 3340, 3856, 4496, 4820, 5344, 5620, 6680, 7712, 8992, 9640, 11240, 13360, 19280, 22480, 26720, 38560, 40247, 44960, 46927, 67721, 80494, 93854, 135442, 160988, 187708, 201235, 234635, 270884, 321976, 338605, 375416, 402470, 469270, 541768, 643952, 677210, 750832, 804940, 938540, 1083536, 1287904, 1354420, 1501664, 1609880, 1877080, 2167072, 2708840, 3219760, 3754160, 5417680, 6439520, 7508320, 10835360, 11309407, 22618814, 45237628, 56547035, 90475256, 113094070, 180950512, 226188140, 361901024, 452376280, 904752560, 1809505120]

約数ペア:

[(1, 1809505120), (2, 904752560), (4, 452376280), (5, 361901024), (8, 226188140), (10, 180950512), (16, 113094070), (20, 90475256), (32, 56547035), (40, 45237628), (80, 22618814), (160, 11309407), (167, 10835360), (241, 7508320), (281, 6439520), (334, 5417680), (482, 3754160), (562, 3219760), (668, 2708840), (835, 2167072), (964, 1877080), (1124, 1609880), (1205, 1501664), (1336, 1354420), (1405, 1287904), (1670, 1083536), (1928, 938540), (2248, 804940), (2410, 750832), (2672, 677210), (2810, 643952), (3340, 541768), (3856, 469270), (4496, 402470), (4820, 375416), (5344, 338605), (5620, 321976), (6680, 270884), (7712, 234635), (8992, 201235), (9640, 187708), (11240, 160988), (13360, 135442), (19280, 93854), (22480, 80494), (26720, 67721), (38560, 46927), (40247, 44960)]