256417536

素因数分解:

$2^8\times 3^1\times {\mathrm{29}}^2\times {\mathrm{397}}^1$

素因数の和:474

約数の個数: 108

約数和(自身を含む): 708568952

約数和(自身を除く): 452151416

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 256, 348, 384, 397, 464, 696, 768, 794, 841, 928, 1191, 1392, 1588, 1682, 1856, 2382, 2523, 2784, 3176, 3364, 3712, 4764, 5046, 5568, 6352, 6728, 7424, 9528, 10092, 11136, 11513, 12704, 13456, 19056, 20184, 22272, 23026, 25408, 26912, 34539, 38112, 40368, 46052, 50816, 53824, 69078, 76224, 80736, 92104, 101632, 107648, 138156, 152448, 161472, 184208, 215296, 276312, 304896, 322944, 333877, 368416, 552624, 645888, 667754, 736832, 1001631, 1105248, 1335508, 1473664, 2003262, 2210496, 2671016, 2947328, 4006524, 4420992, 5342032, 8013048, 8841984, 10684064, 16026096, 21368128, 32052192, 42736256, 64104384, 85472512, 128208768, 256417536]

約数ペア:

[(1, 256417536), (2, 128208768), (3, 85472512), (4, 64104384), (6, 42736256), (8, 32052192), (12, 21368128), (16, 16026096), (24, 10684064), (29, 8841984), (32, 8013048), (48, 5342032), (58, 4420992), (64, 4006524), (87, 2947328), (96, 2671016), (116, 2210496), (128, 2003262), (174, 1473664), (192, 1335508), (232, 1105248), (256, 1001631), (348, 736832), (384, 667754), (397, 645888), (464, 552624), (696, 368416), (768, 333877), (794, 322944), (841, 304896), (928, 276312), (1191, 215296), (1392, 184208), (1588, 161472), (1682, 152448), (1856, 138156), (2382, 107648), (2523, 101632), (2784, 92104), (3176, 80736), (3364, 76224), (3712, 69078), (4764, 53824), (5046, 50816), (5568, 46052), (6352, 40368), (6728, 38112), (7424, 34539), (9528, 26912), (10092, 25408), (11136, 23026), (11513, 22272), (12704, 20184), (13456, 19056)]