245778816

素因数分解:

$2^7\times 3^1\times {\mathrm{640049}}^1$

素因数の和:640066

約数の個数: 32

約数和(自身を含む): 652851000

約数和(自身を除く): 407072184

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 640049, 1280098, 1920147, 2560196, 3840294, 5120392, 7680588, 10240784, 15361176, 20481568, 30722352, 40963136, 61444704, 81926272, 122889408, 245778816]

約数ペア:

[(1, 245778816), (2, 122889408), (3, 81926272), (4, 61444704), (6, 40963136), (8, 30722352), (12, 20481568), (16, 15361176), (24, 10240784), (32, 7680588), (48, 5120392), (64, 3840294), (96, 2560196), (128, 1920147), (192, 1280098), (384, 640049)]