400371504

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1429}}^1$

素因数の和:1902

約数の個数: 80

約数和(自身を含む): 1117116000

約数和(自身を除く): 716744496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 449, 624, 898, 1347, 1429, 1796, 2694, 2858, 3592, 4287, 5388, 5716, 5837, 7184, 8574, 10776, 11432, 11674, 17148, 17511, 18577, 21552, 22864, 23348, 34296, 35022, 37154, 46696, 55731, 68592, 70044, 74308, 93392, 111462, 140088, 148616, 222924, 280176, 297232, 445848, 641621, 891696, 1283242, 1924863, 2566484, 3849726, 5132968, 7699452, 8341073, 10265936, 15398904, 16682146, 25023219, 30797808, 33364292, 50046438, 66728584, 100092876, 133457168, 200185752, 400371504]

約数ペア:

[(1, 400371504), (2, 200185752), (3, 133457168), (4, 100092876), (6, 66728584), (8, 50046438), (12, 33364292), (13, 30797808), (16, 25023219), (24, 16682146), (26, 15398904), (39, 10265936), (48, 8341073), (52, 7699452), (78, 5132968), (104, 3849726), (156, 2566484), (208, 1924863), (312, 1283242), (449, 891696), (624, 641621), (898, 445848), (1347, 297232), (1429, 280176), (1796, 222924), (2694, 148616), (2858, 140088), (3592, 111462), (4287, 93392), (5388, 74308), (5716, 70044), (5837, 68592), (7184, 55731), (8574, 46696), (10776, 37154), (11432, 35022), (11674, 34296), (17148, 23348), (17511, 22864), (18577, 21552)]