256017384

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{507971}}^1$

素因数の和:507990

約数の個数: 48

約数和(自身を含む): 792436320

約数和(自身を除く): 536418936

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 507971, 1015942, 1523913, 2031884, 3047826, 3555797, 4063768, 4571739, 6095652, 7111594, 9143478, 10667391, 12191304, 14223188, 18286956, 21334782, 28446376, 32002173, 36573912, 42669564, 64004346, 85339128, 128008692, 256017384]

約数ペア:

[(1, 256017384), (2, 128008692), (3, 85339128), (4, 64004346), (6, 42669564), (7, 36573912), (8, 32002173), (9, 28446376), (12, 21334782), (14, 18286956), (18, 14223188), (21, 12191304), (24, 10667391), (28, 9143478), (36, 7111594), (42, 6095652), (56, 4571739), (63, 4063768), (72, 3555797), (84, 3047826), (126, 2031884), (168, 1523913), (252, 1015942), (504, 507971)]