181968822

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 487710720

約数和(自身を除く): 305741898

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 53, 54, 62, 63, 93, 106, 126, 159, 186, 189, 217, 279, 293, 318, 371, 378, 434, 477, 558, 586, 651, 742, 837, 879, 954, 1113, 1302, 1431, 1643, 1674, 1758, 1953, 2051, 2226, 2637, 2862, 3286, 3339, 3906, 4102, 4929, 5274, 5859, 6153, 6678, 7911, 9083, 9858, 10017, 11501, 11718, 12306, 14787, 15529, 15822, 18166, 18459, 20034, 23002, 27249, 29574, 31058, 34503, 36918, 44361, 46587, 54498, 55377, 63581, 69006, 81747, 88722, 93174, 103509, 108703, 110754, 127162, 139761, 163494, 190743, 207018, 217406, 245241, 279522, 310527, 326109, 381486, 419283, 481399, 490482, 572229, 621054, 652218, 838566, 962798, 978327, 1144458, 1444197, 1716687, 1956654, 2888394, 2934981, 3369793, 3433374, 4332591, 5869962, 6739586, 8665182, 10109379, 12997773, 20218758, 25995546, 30328137, 60656274, 90984411, 181968822]

約数ペア:

[(1, 181968822), (2, 90984411), (3, 60656274), (6, 30328137), (7, 25995546), (9, 20218758), (14, 12997773), (18, 10109379), (21, 8665182), (27, 6739586), (31, 5869962), (42, 4332591), (53, 3433374), (54, 3369793), (62, 2934981), (63, 2888394), (93, 1956654), (106, 1716687), (126, 1444197), (159, 1144458), (186, 978327), (189, 962798), (217, 838566), (279, 652218), (293, 621054), (318, 572229), (371, 490482), (378, 481399), (434, 419283), (477, 381486), (558, 326109), (586, 310527), (651, 279522), (742, 245241), (837, 217406), (879, 207018), (954, 190743), (1113, 163494), (1302, 139761), (1431, 127162), (1643, 110754), (1674, 108703), (1758, 103509), (1953, 93174), (2051, 88722), (2226, 81747), (2637, 69006), (2862, 63581), (3286, 55377), (3339, 54498), (3906, 46587), (4102, 44361), (4929, 36918), (5274, 34503), (5859, 31058), (6153, 29574), (6678, 27249), (7911, 23002), (9083, 20034), (9858, 18459), (10017, 18166), (11501, 15822), (11718, 15529), (12306, 14787)]