261894625920

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{797681}}^1$

素因数の和:797728

約数の個数: 256

約数和(自身を含む): 976362768000

約数和(自身を除く): 714468142080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 4104, 4320, 4560, 5130, 5472, 5760, 6080, 6840, 7296, 8208, 8640, 9120, 10260, 10944, 12160, 13680, 16416, 17280, 18240, 20520, 21888, 27360, 32832, 36480, 41040, 54720, 65664, 82080, 109440, 164160, 328320, 797681, 1595362, 2393043, 3190724, 3988405, 4786086, 6381448, 7179129, 7976810, 9572172, 11965215, 12762896, 14358258, 15155939, 15953620, 19144344, 21537387, 23930430, 25525792, 28716516, 30311878, 31907240, 35895645, 38288688, 43074774, 45467817, 47860860, 51051584, 57433032, 60623756, 63814480, 71791290, 75779695, 76577376, 86149548, 90935634, 95721720, 102103168, 107686935, 114866064, 121247512, 127628960, 136403451, 143582580, 151559390, 153154752, 172299096, 181871268, 191443440, 215373870, 227339085, 229732128, 242495024, 255257920, 272806902, 287165160, 303118780, 306309504, 344598192, 363742536, 382886880, 409210353, 430747740, 454678170, 459464256, 484990048, 510515840, 545613804, 574330320, 606237560, 682017255, 689196384, 727485072, 765773760, 818420706, 861495480, 909356340, 918928512, 969980096, 1091227608, 1148660640, 1212475120, 1364034510, 1378392768, 1454970144, 1531547520, 1636841412, 1722990960, 1818712680, 1939960192, 2046051765, 2182455216, 2297321280, 2424950240, 2728069020, 2756785536, 2909940288, 3273682824, 3445981920, 3637425360, 4092103530, 4364910432, 4594642560, 4849900480, 5456138040, 5819880576, 6547365648, 6891963840, 7274850720, 8184207060, 8729820864, 9699800960, 10912276080, 13094731296, 13783927680, 14549701440, 16368414120, 17459641728, 21824552160, 26189462592, 29099402880, 32736828240, 43649104320, 52378925184, 65473656480, 87298208640, 130947312960, 261894625920]

約数ペア:

[(1, 261894625920), (2, 130947312960), (3, 87298208640), (4, 65473656480), (5, 52378925184), (6, 43649104320), (8, 32736828240), (9, 29099402880), (10, 26189462592), (12, 21824552160), (15, 17459641728), (16, 16368414120), (18, 14549701440), (19, 13783927680), (20, 13094731296), (24, 10912276080), (27, 9699800960), (30, 8729820864), (32, 8184207060), (36, 7274850720), (38, 6891963840), (40, 6547365648), (45, 5819880576), (48, 5456138040), (54, 4849900480), (57, 4594642560), (60, 4364910432), (64, 4092103530), (72, 3637425360), (76, 3445981920), (80, 3273682824), (90, 2909940288), (95, 2756785536), (96, 2728069020), (108, 2424950240), (114, 2297321280), (120, 2182455216), (128, 2046051765), (135, 1939960192), (144, 1818712680), (152, 1722990960), (160, 1636841412), (171, 1531547520), (180, 1454970144), (190, 1378392768), (192, 1364034510), (216, 1212475120), (228, 1148660640), (240, 1091227608), (270, 969980096), (285, 918928512), (288, 909356340), (304, 861495480), (320, 818420706), (342, 765773760), (360, 727485072), (380, 689196384), (384, 682017255), (432, 606237560), (456, 574330320), (480, 545613804), (513, 510515840), (540, 484990048), (570, 459464256), (576, 454678170), (608, 430747740), (640, 409210353), (684, 382886880), (720, 363742536), (760, 344598192), (855, 306309504), (864, 303118780), (912, 287165160), (960, 272806902), (1026, 255257920), (1080, 242495024), (1140, 229732128), (1152, 227339085), (1216, 215373870), (1368, 191443440), (1440, 181871268), (1520, 172299096), (1710, 153154752), (1728, 151559390), (1824, 143582580), (1920, 136403451), (2052, 127628960), (2160, 121247512), (2280, 114866064), (2432, 107686935), (2565, 102103168), (2736, 95721720), (2880, 90935634), (3040, 86149548), (3420, 76577376), (3456, 75779695), (3648, 71791290), (4104, 63814480), (4320, 60623756), (4560, 57433032), (5130, 51051584), (5472, 47860860), (5760, 45467817), (6080, 43074774), (6840, 38288688), (7296, 35895645), (8208, 31907240), (8640, 30311878), (9120, 28716516), (10260, 25525792), (10944, 23930430), (12160, 21537387), (13680, 19144344), (16416, 15953620), (17280, 15155939), (18240, 14358258), (20520, 12762896), (21888, 11965215), (27360, 9572172), (32832, 7976810), (36480, 7179129), (41040, 6381448), (54720, 4786086), (65664, 3988405), (82080, 3190724), (109440, 2393043), (164160, 1595362), (328320, 797681)]