30720128

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{2243}}^1$

素因数の和:2364

約数の個数: 32

約数和(自身を含む): 61799760

約数和(自身を除く): 31079632

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1712, 2243, 3424, 4486, 6848, 8972, 13696, 17944, 35888, 71776, 143552, 240001, 287104, 480002, 960004, 1920008, 3840016, 7680032, 15360064, 30720128]

約数ペア:

[(1, 30720128), (2, 15360064), (4, 7680032), (8, 3840016), (16, 1920008), (32, 960004), (64, 480002), (107, 287104), (128, 240001), (214, 143552), (428, 71776), (856, 35888), (1712, 17944), (2243, 13696), (3424, 8972), (4486, 6848)]