256290048

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{5297}}^1$

素因数の和:5329

約数の個数: 144

約数和(自身を含む): 866328960

約数和(自身を除く): 610038912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 256, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 768, 864, 896, 1008, 1152, 1344, 1512, 1728, 1792, 2016, 2304, 2688, 3024, 3456, 4032, 5297, 5376, 6048, 6912, 8064, 10594, 12096, 15891, 16128, 21188, 24192, 31782, 37079, 42376, 47673, 48384, 63564, 74158, 84752, 95346, 111237, 127128, 143019, 148316, 169504, 190692, 222474, 254256, 286038, 296632, 333711, 339008, 381384, 444948, 508512, 572076, 593264, 667422, 678016, 762768, 889896, 1001133, 1017024, 1144152, 1186528, 1334844, 1356032, 1525536, 1779792, 2002266, 2034048, 2288304, 2373056, 2669688, 3051072, 3559584, 4004532, 4068096, 4576608, 4746112, 5339376, 6102144, 7119168, 8009064, 9153216, 9492224, 10678752, 12204288, 14238336, 16018128, 18306432, 21357504, 28476672, 32036256, 36612864, 42715008, 64072512, 85430016, 128145024, 256290048]

約数ペア:

[(1, 256290048), (2, 128145024), (3, 85430016), (4, 64072512), (6, 42715008), (7, 36612864), (8, 32036256), (9, 28476672), (12, 21357504), (14, 18306432), (16, 16018128), (18, 14238336), (21, 12204288), (24, 10678752), (27, 9492224), (28, 9153216), (32, 8009064), (36, 7119168), (42, 6102144), (48, 5339376), (54, 4746112), (56, 4576608), (63, 4068096), (64, 4004532), (72, 3559584), (84, 3051072), (96, 2669688), (108, 2373056), (112, 2288304), (126, 2034048), (128, 2002266), (144, 1779792), (168, 1525536), (189, 1356032), (192, 1334844), (216, 1186528), (224, 1144152), (252, 1017024), (256, 1001133), (288, 889896), (336, 762768), (378, 678016), (384, 667422), (432, 593264), (448, 572076), (504, 508512), (576, 444948), (672, 381384), (756, 339008), (768, 333711), (864, 296632), (896, 286038), (1008, 254256), (1152, 222474), (1344, 190692), (1512, 169504), (1728, 148316), (1792, 143019), (2016, 127128), (2304, 111237), (2688, 95346), (3024, 84752), (3456, 74158), (4032, 63564), (5297, 48384), (5376, 47673), (6048, 42376), (6912, 37079), (8064, 31782), (10594, 24192), (12096, 21188), (15891, 16128)]