30381568

素因数分解:

$2^9\times 7^3\times {\mathrm{173}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 71200800

約数和(自身を除く): 40819232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 173, 196, 224, 256, 343, 346, 392, 448, 512, 686, 692, 784, 896, 1211, 1372, 1384, 1568, 1792, 2422, 2744, 2768, 3136, 3584, 4844, 5488, 5536, 6272, 8477, 9688, 10976, 11072, 12544, 16954, 19376, 21952, 22144, 25088, 33908, 38752, 43904, 44288, 59339, 67816, 77504, 87808, 88576, 118678, 135632, 155008, 175616, 237356, 271264, 310016, 474712, 542528, 620032, 949424, 1085056, 1898848, 2170112, 3797696, 4340224, 7595392, 15190784, 30381568]

約数ペア:

[(1, 30381568), (2, 15190784), (4, 7595392), (7, 4340224), (8, 3797696), (14, 2170112), (16, 1898848), (28, 1085056), (32, 949424), (49, 620032), (56, 542528), (64, 474712), (98, 310016), (112, 271264), (128, 237356), (173, 175616), (196, 155008), (224, 135632), (256, 118678), (343, 88576), (346, 87808), (392, 77504), (448, 67816), (512, 59339), (686, 44288), (692, 43904), (784, 38752), (896, 33908), (1211, 25088), (1372, 22144), (1384, 21952), (1568, 19376), (1792, 16954), (2422, 12544), (2744, 11072), (2768, 10976), (3136, 9688), (3584, 8477), (4844, 6272), (5488, 5536)]