287019864

素因数分解:

$2^3\times 3^2\times {\mathrm{157}}^1\times {\mathrm{25391}}^1$

素因数の和:25560

約数の個数: 48

約数和(自身を含む): 782327520

約数和(自身を除く): 495307656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2826, 3768, 5652, 11304, 25391, 50782, 76173, 101564, 152346, 203128, 228519, 304692, 457038, 609384, 914076, 1828152, 3986387, 7972774, 11959161, 15945548, 23918322, 31891096, 35877483, 47836644, 71754966, 95673288, 143509932, 287019864]

約数ペア:

[(1, 287019864), (2, 143509932), (3, 95673288), (4, 71754966), (6, 47836644), (8, 35877483), (9, 31891096), (12, 23918322), (18, 15945548), (24, 11959161), (36, 7972774), (72, 3986387), (157, 1828152), (314, 914076), (471, 609384), (628, 457038), (942, 304692), (1256, 228519), (1413, 203128), (1884, 152346), (2826, 101564), (3768, 76173), (5652, 50782), (11304, 25391)]