257229504

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{487}}^1$

素因数の和:643

約数の個数: 168

約数和(自身を含む): 850806528

約数和(自身を除く): 593577024

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 131, 144, 168, 192, 224, 252, 262, 288, 336, 393, 448, 487, 504, 524, 576, 672, 786, 917, 974, 1008, 1048, 1179, 1344, 1461, 1572, 1834, 1948, 2016, 2096, 2358, 2751, 2922, 3144, 3409, 3668, 3896, 4032, 4192, 4383, 4716, 5502, 5844, 6288, 6818, 7336, 7792, 8253, 8384, 8766, 9432, 10227, 11004, 11688, 12576, 13636, 14672, 15584, 16506, 17532, 18864, 20454, 22008, 23376, 25152, 27272, 29344, 30681, 31168, 33012, 35064, 37728, 40908, 44016, 46752, 54544, 58688, 61362, 63797, 66024, 70128, 75456, 81816, 88032, 93504, 109088, 122724, 127594, 132048, 140256, 163632, 176064, 191391, 218176, 245448, 255188, 264096, 280512, 327264, 382782, 446579, 490896, 510376, 528192, 574173, 654528, 765564, 893158, 981792, 1020752, 1148346, 1339737, 1531128, 1786316, 1963584, 2041504, 2296692, 2679474, 3062256, 3572632, 4019211, 4083008, 4593384, 5358948, 6124512, 7145264, 8038422, 9186768, 10717896, 12249024, 14290528, 16076844, 18373536, 21435792, 28581056, 32153688, 36747072, 42871584, 64307376, 85743168, 128614752, 257229504]

約数ペア:

[(1, 257229504), (2, 128614752), (3, 85743168), (4, 64307376), (6, 42871584), (7, 36747072), (8, 32153688), (9, 28581056), (12, 21435792), (14, 18373536), (16, 16076844), (18, 14290528), (21, 12249024), (24, 10717896), (28, 9186768), (32, 8038422), (36, 7145264), (42, 6124512), (48, 5358948), (56, 4593384), (63, 4083008), (64, 4019211), (72, 3572632), (84, 3062256), (96, 2679474), (112, 2296692), (126, 2041504), (131, 1963584), (144, 1786316), (168, 1531128), (192, 1339737), (224, 1148346), (252, 1020752), (262, 981792), (288, 893158), (336, 765564), (393, 654528), (448, 574173), (487, 528192), (504, 510376), (524, 490896), (576, 446579), (672, 382782), (786, 327264), (917, 280512), (974, 264096), (1008, 255188), (1048, 245448), (1179, 218176), (1344, 191391), (1461, 176064), (1572, 163632), (1834, 140256), (1948, 132048), (2016, 127594), (2096, 122724), (2358, 109088), (2751, 93504), (2922, 88032), (3144, 81816), (3409, 75456), (3668, 70128), (3896, 66024), (4032, 63797), (4192, 61362), (4383, 58688), (4716, 54544), (5502, 46752), (5844, 44016), (6288, 40908), (6818, 37728), (7336, 35064), (7792, 33012), (8253, 31168), (8384, 30681), (8766, 29344), (9432, 27272), (10227, 25152), (11004, 23376), (11688, 22008), (12576, 20454), (13636, 18864), (14672, 17532), (15584, 16506)]