220997088

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{881}}^1$

素因数の和:977

約数の個数: 144

約数和(自身を含む): 687684816

約数和(自身を除く): 466687728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 67, 72, 78, 96, 104, 117, 134, 144, 156, 201, 208, 234, 268, 288, 312, 402, 416, 468, 536, 603, 624, 804, 871, 881, 936, 1072, 1206, 1248, 1608, 1742, 1762, 1872, 2144, 2412, 2613, 2643, 3216, 3484, 3524, 3744, 4824, 5226, 5286, 6432, 6968, 7048, 7839, 7929, 9648, 10452, 10572, 11453, 13936, 14096, 15678, 15858, 19296, 20904, 21144, 22906, 27872, 28192, 31356, 31716, 34359, 41808, 42288, 45812, 59027, 62712, 63432, 68718, 83616, 84576, 91624, 103077, 118054, 125424, 126864, 137436, 177081, 183248, 206154, 236108, 250848, 253728, 274872, 354162, 366496, 412308, 472216, 531243, 549744, 708324, 767351, 824616, 944432, 1062486, 1099488, 1416648, 1534702, 1649232, 1888864, 2124972, 2302053, 2833296, 3069404, 3298464, 4249944, 4604106, 5666592, 6138808, 6906159, 8499888, 9208212, 12277616, 13812318, 16999776, 18416424, 24555232, 27624636, 36832848, 55249272, 73665696, 110498544, 220997088]

約数ペア:

[(1, 220997088), (2, 110498544), (3, 73665696), (4, 55249272), (6, 36832848), (8, 27624636), (9, 24555232), (12, 18416424), (13, 16999776), (16, 13812318), (18, 12277616), (24, 9208212), (26, 8499888), (32, 6906159), (36, 6138808), (39, 5666592), (48, 4604106), (52, 4249944), (67, 3298464), (72, 3069404), (78, 2833296), (96, 2302053), (104, 2124972), (117, 1888864), (134, 1649232), (144, 1534702), (156, 1416648), (201, 1099488), (208, 1062486), (234, 944432), (268, 824616), (288, 767351), (312, 708324), (402, 549744), (416, 531243), (468, 472216), (536, 412308), (603, 366496), (624, 354162), (804, 274872), (871, 253728), (881, 250848), (936, 236108), (1072, 206154), (1206, 183248), (1248, 177081), (1608, 137436), (1742, 126864), (1762, 125424), (1872, 118054), (2144, 103077), (2412, 91624), (2613, 84576), (2643, 83616), (3216, 68718), (3484, 63432), (3524, 62712), (3744, 59027), (4824, 45812), (5226, 42288), (5286, 41808), (6432, 34359), (6968, 31716), (7048, 31356), (7839, 28192), (7929, 27872), (9648, 22906), (10452, 21144), (10572, 20904), (11453, 19296), (13936, 15858), (14096, 15678)]