389858560

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3347}}^1$

素因数の和:3388

約数の個数: 144

約数和(自身を含む): 1149676416

約数和(自身を除く): 759817856

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1280, 1456, 1664, 1792, 1820, 2080, 2240, 2912, 3328, 3347, 3640, 4160, 4480, 5824, 6694, 7280, 8320, 8960, 11648, 13388, 14560, 16640, 16735, 23296, 23429, 26776, 29120, 33470, 43511, 46858, 53552, 58240, 66940, 87022, 93716, 107104, 116480, 117145, 133880, 174044, 187432, 214208, 217555, 234290, 267760, 304577, 348088, 374864, 428416, 435110, 468580, 535520, 609154, 696176, 749728, 856832, 870220, 937160, 1071040, 1218308, 1392352, 1499456, 1522885, 1740440, 1874320, 2142080, 2436616, 2784704, 2998912, 3045770, 3480880, 3748640, 4284160, 4873232, 5569408, 5997824, 6091540, 6961760, 7497280, 9746464, 11138816, 12183080, 13923520, 14994560, 19492928, 24366160, 27847040, 29989120, 38985856, 48732320, 55694080, 77971712, 97464640, 194929280, 389858560]

約数ペア:

[(1, 389858560), (2, 194929280), (4, 97464640), (5, 77971712), (7, 55694080), (8, 48732320), (10, 38985856), (13, 29989120), (14, 27847040), (16, 24366160), (20, 19492928), (26, 14994560), (28, 13923520), (32, 12183080), (35, 11138816), (40, 9746464), (52, 7497280), (56, 6961760), (64, 6091540), (65, 5997824), (70, 5569408), (80, 4873232), (91, 4284160), (104, 3748640), (112, 3480880), (128, 3045770), (130, 2998912), (140, 2784704), (160, 2436616), (182, 2142080), (208, 1874320), (224, 1740440), (256, 1522885), (260, 1499456), (280, 1392352), (320, 1218308), (364, 1071040), (416, 937160), (448, 870220), (455, 856832), (520, 749728), (560, 696176), (640, 609154), (728, 535520), (832, 468580), (896, 435110), (910, 428416), (1040, 374864), (1120, 348088), (1280, 304577), (1456, 267760), (1664, 234290), (1792, 217555), (1820, 214208), (2080, 187432), (2240, 174044), (2912, 133880), (3328, 117145), (3347, 116480), (3640, 107104), (4160, 93716), (4480, 87022), (5824, 66940), (6694, 58240), (7280, 53552), (8320, 46858), (8960, 43511), (11648, 33470), (13388, 29120), (14560, 26776), (16640, 23429), (16735, 23296)]