388984320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{16883}}^1$

素因数の和:16912

約数の個数: 120

約数和(自身を含む): 1347241896

約数和(自身を除く): 958257576

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5760, 7680, 11520, 16883, 23040, 33766, 50649, 67532, 84415, 101298, 135064, 151947, 168830, 202596, 253245, 270128, 303894, 337660, 405192, 506490, 540256, 607788, 675320, 759735, 810384, 1012980, 1080512, 1215576, 1350640, 1519470, 1620768, 2025960, 2161024, 2431152, 2701280, 3038940, 3241536, 4051920, 4322048, 4862304, 5402560, 6077880, 6483072, 8103840, 8644096, 9724608, 10805120, 12155760, 12966144, 16207680, 19449216, 21610240, 24311520, 25932288, 32415360, 38898432, 43220480, 48623040, 64830720, 77796864, 97246080, 129661440, 194492160, 388984320]

約数ペア:

[(1, 388984320), (2, 194492160), (3, 129661440), (4, 97246080), (5, 77796864), (6, 64830720), (8, 48623040), (9, 43220480), (10, 38898432), (12, 32415360), (15, 25932288), (16, 24311520), (18, 21610240), (20, 19449216), (24, 16207680), (30, 12966144), (32, 12155760), (36, 10805120), (40, 9724608), (45, 8644096), (48, 8103840), (60, 6483072), (64, 6077880), (72, 5402560), (80, 4862304), (90, 4322048), (96, 4051920), (120, 3241536), (128, 3038940), (144, 2701280), (160, 2431152), (180, 2161024), (192, 2025960), (240, 1620768), (256, 1519470), (288, 1350640), (320, 1215576), (360, 1080512), (384, 1012980), (480, 810384), (512, 759735), (576, 675320), (640, 607788), (720, 540256), (768, 506490), (960, 405192), (1152, 337660), (1280, 303894), (1440, 270128), (1536, 253245), (1920, 202596), (2304, 168830), (2560, 151947), (2880, 135064), (3840, 101298), (4608, 84415), (5760, 67532), (7680, 50649), (11520, 33766), (16883, 23040)]