720256

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{331}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 1523880

約数和(自身を除く): 803624

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 331, 544, 662, 1088, 1324, 2176, 2648, 5296, 5627, 10592, 11254, 21184, 22508, 42368, 45016, 90032, 180064, 360128, 720256]

約数ペア:

[(1, 720256), (2, 360128), (4, 180064), (8, 90032), (16, 45016), (17, 42368), (32, 22508), (34, 21184), (64, 11254), (68, 10592), (128, 5627), (136, 5296), (272, 2648), (331, 2176), (544, 1324), (662, 1088)]