643862016

素因数分解:

$2^9\times 3^2\times 7^1\times {\mathrm{19961}}^1$

素因数の和:19992

約数の個数: 120

約数和(自身を含む): 2123797104

約数和(自身を除く): 1479935088

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, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1152, 1344, 1536, 1792, 2016, 2304, 2688, 3584, 4032, 4608, 5376, 8064, 10752, 16128, 19961, 32256, 39922, 59883, 79844, 119766, 139727, 159688, 179649, 239532, 279454, 319376, 359298, 419181, 479064, 558908, 638752, 718596, 838362, 958128, 1117816, 1257543, 1277504, 1437192, 1676724, 1916256, 2235632, 2515086, 2555008, 2874384, 3353448, 3832512, 4471264, 5030172, 5110016, 5748768, 6706896, 7665024, 8942528, 10060344, 10220032, 11497536, 13413792, 15330048, 17885056, 20120688, 22995072, 26827584, 30660096, 35770112, 40241376, 45990144, 53655168, 71540224, 80482752, 91980288, 107310336, 160965504, 214620672, 321931008, 643862016]

約数ペア:

[(1, 643862016), (2, 321931008), (3, 214620672), (4, 160965504), (6, 107310336), (7, 91980288), (8, 80482752), (9, 71540224), (12, 53655168), (14, 45990144), (16, 40241376), (18, 35770112), (21, 30660096), (24, 26827584), (28, 22995072), (32, 20120688), (36, 17885056), (42, 15330048), (48, 13413792), (56, 11497536), (63, 10220032), (64, 10060344), (72, 8942528), (84, 7665024), (96, 6706896), (112, 5748768), (126, 5110016), (128, 5030172), (144, 4471264), (168, 3832512), (192, 3353448), (224, 2874384), (252, 2555008), (256, 2515086), (288, 2235632), (336, 1916256), (384, 1676724), (448, 1437192), (504, 1277504), (512, 1257543), (576, 1117816), (672, 958128), (768, 838362), (896, 718596), (1008, 638752), (1152, 558908), (1344, 479064), (1536, 419181), (1792, 359298), (2016, 319376), (2304, 279454), (2688, 239532), (3584, 179649), (4032, 159688), (4608, 139727), (5376, 119766), (8064, 79844), (10752, 59883), (16128, 39922), (19961, 32256)]