321891840

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{4657}}^1$

素因数の和:4689

約数の個数: 160

約数和(自身を含む): 1143632160

約数和(自身を除く): 821740320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2160, 2304, 2560, 2880, 3456, 3840, 4320, 4608, 4657, 5760, 6912, 7680, 8640, 9314, 11520, 13824, 13971, 17280, 18628, 23040, 23285, 27942, 34560, 37256, 41913, 46570, 55884, 69120, 69855, 74512, 83826, 93140, 111768, 125739, 139710, 149024, 167652, 186280, 209565, 223536, 251478, 279420, 298048, 335304, 372560, 419130, 447072, 502956, 558840, 596096, 628695, 670608, 745120, 838260, 894144, 1005912, 1117680, 1192192, 1257390, 1341216, 1490240, 1676520, 1788288, 2011824, 2235360, 2384384, 2514780, 2682432, 2980480, 3353040, 3576576, 4023648, 4470720, 5029560, 5364864, 5960960, 6706080, 7153152, 8047296, 8941440, 10059120, 10729728, 11921920, 13412160, 16094592, 17882880, 20118240, 21459456, 26824320, 32189184, 35765760, 40236480, 53648640, 64378368, 80472960, 107297280, 160945920, 321891840]

約数ペア:

[(1, 321891840), (2, 160945920), (3, 107297280), (4, 80472960), (5, 64378368), (6, 53648640), (8, 40236480), (9, 35765760), (10, 32189184), (12, 26824320), (15, 21459456), (16, 20118240), (18, 17882880), (20, 16094592), (24, 13412160), (27, 11921920), (30, 10729728), (32, 10059120), (36, 8941440), (40, 8047296), (45, 7153152), (48, 6706080), (54, 5960960), (60, 5364864), (64, 5029560), (72, 4470720), (80, 4023648), (90, 3576576), (96, 3353040), (108, 2980480), (120, 2682432), (128, 2514780), (135, 2384384), (144, 2235360), (160, 2011824), (180, 1788288), (192, 1676520), (216, 1490240), (240, 1341216), (256, 1257390), (270, 1192192), (288, 1117680), (320, 1005912), (360, 894144), (384, 838260), (432, 745120), (480, 670608), (512, 628695), (540, 596096), (576, 558840), (640, 502956), (720, 447072), (768, 419130), (864, 372560), (960, 335304), (1080, 298048), (1152, 279420), (1280, 251478), (1440, 223536), (1536, 209565), (1728, 186280), (1920, 167652), (2160, 149024), (2304, 139710), (2560, 125739), (2880, 111768), (3456, 93140), (3840, 83826), (4320, 74512), (4608, 69855), (4657, 69120), (5760, 55884), (6912, 46570), (7680, 41913), (8640, 37256), (9314, 34560), (11520, 27942), (13824, 23285), (13971, 23040), (17280, 18628)]