20121572160

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{44501}}^1$

素因数の和:44681

約数の個数: 168

約数和(自身を含む): 69652216296

約数和(自身を除く): 49530644136

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, 144, 157, 160, 180, 192, 240, 288, 314, 320, 360, 471, 480, 576, 628, 720, 785, 942, 960, 1256, 1413, 1440, 1570, 1884, 2355, 2512, 2826, 2880, 3140, 3768, 4710, 5024, 5652, 6280, 7065, 7536, 9420, 10048, 11304, 12560, 14130, 15072, 18840, 22608, 25120, 28260, 30144, 37680, 44501, 45216, 50240, 56520, 75360, 89002, 90432, 113040, 133503, 150720, 178004, 222505, 226080, 267006, 356008, 400509, 445010, 452160, 534012, 667515, 712016, 801018, 890020, 1068024, 1335030, 1424032, 1602036, 1780040, 2002545, 2136048, 2670060, 2848064, 3204072, 3560080, 4005090, 4272096, 5340120, 6408144, 6986657, 7120160, 8010180, 8544192, 10680240, 12816288, 13973314, 14240320, 16020360, 20959971, 21360480, 25632576, 27946628, 32040720, 34933285, 41919942, 42720960, 55893256, 62879913, 64081440, 69866570, 83839884, 104799855, 111786512, 125759826, 128162880, 139733140, 167679768, 209599710, 223573024, 251519652, 279466280, 314399565, 335359536, 419199420, 447146048, 503039304, 558932560, 628799130, 670719072, 838398840, 1006078608, 1117865120, 1257598260, 1341438144, 1676797680, 2012157216, 2235730240, 2515196520, 3353595360, 4024314432, 5030393040, 6707190720, 10060786080, 20121572160]

約数ペア:

[(1, 20121572160), (2, 10060786080), (3, 6707190720), (4, 5030393040), (5, 4024314432), (6, 3353595360), (8, 2515196520), (9, 2235730240), (10, 2012157216), (12, 1676797680), (15, 1341438144), (16, 1257598260), (18, 1117865120), (20, 1006078608), (24, 838398840), (30, 670719072), (32, 628799130), (36, 558932560), (40, 503039304), (45, 447146048), (48, 419199420), (60, 335359536), (64, 314399565), (72, 279466280), (80, 251519652), (90, 223573024), (96, 209599710), (120, 167679768), (144, 139733140), (157, 128162880), (160, 125759826), (180, 111786512), (192, 104799855), (240, 83839884), (288, 69866570), (314, 64081440), (320, 62879913), (360, 55893256), (471, 42720960), (480, 41919942), (576, 34933285), (628, 32040720), (720, 27946628), (785, 25632576), (942, 21360480), (960, 20959971), (1256, 16020360), (1413, 14240320), (1440, 13973314), (1570, 12816288), (1884, 10680240), (2355, 8544192), (2512, 8010180), (2826, 7120160), (2880, 6986657), (3140, 6408144), (3768, 5340120), (4710, 4272096), (5024, 4005090), (5652, 3560080), (6280, 3204072), (7065, 2848064), (7536, 2670060), (9420, 2136048), (10048, 2002545), (11304, 1780040), (12560, 1602036), (14130, 1424032), (15072, 1335030), (18840, 1068024), (22608, 890020), (25120, 801018), (28260, 712016), (30144, 667515), (37680, 534012), (44501, 452160), (45216, 445010), (50240, 400509), (56520, 356008), (75360, 267006), (89002, 226080), (90432, 222505), (113040, 178004), (133503, 150720)]