20623795920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{314771}}^1$

素因数の和:314810

約数の個数: 240

約数和(自身を含む): 85245293952

約数和(自身を除く): 64621498032

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 48, 52, 56, 60, 63, 65, 70, 72, 78, 80, 84, 90, 91, 104, 105, 112, 117, 120, 126, 130, 140, 144, 156, 168, 180, 182, 195, 208, 210, 234, 240, 252, 260, 273, 280, 312, 315, 336, 360, 364, 390, 420, 455, 468, 504, 520, 546, 560, 585, 624, 630, 720, 728, 780, 819, 840, 910, 936, 1008, 1040, 1092, 1170, 1260, 1365, 1456, 1560, 1638, 1680, 1820, 1872, 2184, 2340, 2520, 2730, 3120, 3276, 3640, 4095, 4368, 4680, 5040, 5460, 6552, 7280, 8190, 9360, 10920, 13104, 16380, 21840, 32760, 65520, 314771, 629542, 944313, 1259084, 1573855, 1888626, 2203397, 2518168, 2832939, 3147710, 3777252, 4092023, 4406794, 4721565, 5036336, 5665878, 6295420, 6610191, 7554504, 8184046, 8813588, 9443130, 11016985, 11331756, 12276069, 12590840, 13220382, 14164695, 15109008, 16368092, 17627176, 18886260, 19830573, 20460115, 22033970, 22663512, 24552138, 25181680, 26440764, 28329390, 28644161, 32736184, 33050955, 35254352, 36828207, 37772520, 39661146, 40920230, 44067940, 45327024, 49104276, 52881528, 56658780, 57288322, 61380345, 65472368, 66101910, 73656414, 75545040, 79322292, 81840460, 85932483, 88135880, 98208552, 99152865, 105763056, 113317560, 114576644, 122760690, 132203820, 143220805, 147312828, 158644584, 163680920, 171864966, 176271760, 184141035, 196417104, 198305730, 226635120, 229153288, 245521380, 257797449, 264407640, 286441610, 294625656, 317289168, 327361840, 343729932, 368282070, 396611460, 429662415, 458306576, 491042760, 515594898, 528815280, 572883220, 589251312, 687459864, 736564140, 793222920, 859324830, 982085520, 1031189796, 1145766440, 1288987245, 1374919728, 1473128280, 1586445840, 1718649660, 2062379592, 2291532880, 2577974490, 2946256560, 3437299320, 4124759184, 5155948980, 6874598640, 10311897960, 20623795920]

約数ペア:

[(1, 20623795920), (2, 10311897960), (3, 6874598640), (4, 5155948980), (5, 4124759184), (6, 3437299320), (7, 2946256560), (8, 2577974490), (9, 2291532880), (10, 2062379592), (12, 1718649660), (13, 1586445840), (14, 1473128280), (15, 1374919728), (16, 1288987245), (18, 1145766440), (20, 1031189796), (21, 982085520), (24, 859324830), (26, 793222920), (28, 736564140), (30, 687459864), (35, 589251312), (36, 572883220), (39, 528815280), (40, 515594898), (42, 491042760), (45, 458306576), (48, 429662415), (52, 396611460), (56, 368282070), (60, 343729932), (63, 327361840), (65, 317289168), (70, 294625656), (72, 286441610), (78, 264407640), (80, 257797449), (84, 245521380), (90, 229153288), (91, 226635120), (104, 198305730), (105, 196417104), (112, 184141035), (117, 176271760), (120, 171864966), (126, 163680920), (130, 158644584), (140, 147312828), (144, 143220805), (156, 132203820), (168, 122760690), (180, 114576644), (182, 113317560), (195, 105763056), (208, 99152865), (210, 98208552), (234, 88135880), (240, 85932483), (252, 81840460), (260, 79322292), (273, 75545040), (280, 73656414), (312, 66101910), (315, 65472368), (336, 61380345), (360, 57288322), (364, 56658780), (390, 52881528), (420, 49104276), (455, 45327024), (468, 44067940), (504, 40920230), (520, 39661146), (546, 37772520), (560, 36828207), (585, 35254352), (624, 33050955), (630, 32736184), (720, 28644161), (728, 28329390), (780, 26440764), (819, 25181680), (840, 24552138), (910, 22663512), (936, 22033970), (1008, 20460115), (1040, 19830573), (1092, 18886260), (1170, 17627176), (1260, 16368092), (1365, 15109008), (1456, 14164695), (1560, 13220382), (1638, 12590840), (1680, 12276069), (1820, 11331756), (1872, 11016985), (2184, 9443130), (2340, 8813588), (2520, 8184046), (2730, 7554504), (3120, 6610191), (3276, 6295420), (3640, 5665878), (4095, 5036336), (4368, 4721565), (4680, 4406794), (5040, 4092023), (5460, 3777252), (6552, 3147710), (7280, 2832939), (8190, 2518168), (9360, 2203397), (10920, 1888626), (13104, 1573855), (16380, 1259084), (21840, 944313), (32760, 629542), (65520, 314771)]