20814702480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{15551}}^1$

素因数の和:15607

約数の個数: 360

約数和(自身を含む): 82580000256

約数和(自身を除く): 61765297776

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 144, 156, 165, 169, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 286, 312, 330, 338, 360, 390, 396, 429, 440, 468, 495, 507, 520, 528, 572, 585, 624, 660, 676, 715, 720, 780, 792, 845, 858, 880, 936, 990, 1014, 1040, 1144, 1170, 1287, 1320, 1352, 1430, 1521, 1560, 1584, 1690, 1716, 1859, 1872, 1980, 2028, 2145, 2288, 2340, 2535, 2574, 2640, 2704, 2860, 3042, 3120, 3380, 3432, 3718, 3960, 4056, 4290, 4680, 5070, 5148, 5577, 5720, 6084, 6435, 6760, 6864, 7436, 7605, 7920, 8112, 8580, 9295, 9360, 10140, 10296, 11154, 11440, 12168, 12870, 13520, 14872, 15210, 15551, 16731, 17160, 18590, 20280, 20592, 22308, 24336, 25740, 27885, 29744, 30420, 31102, 33462, 34320, 37180, 40560, 44616, 46653, 51480, 55770, 60840, 62204, 66924, 74360, 77755, 83655, 89232, 93306, 102960, 111540, 121680, 124408, 133848, 139959, 148720, 155510, 167310, 171061, 186612, 202163, 223080, 233265, 248816, 267696, 279918, 311020, 334620, 342122, 373224, 404326, 446160, 466530, 513183, 559836, 606489, 622040, 669240, 684244, 699795, 746448, 808652, 855305, 933060, 1010815, 1026366, 1119672, 1212978, 1244080, 1338480, 1368488, 1399590, 1539549, 1617304, 1710610, 1819467, 1866120, 2021630, 2052732, 2223793, 2239344, 2425956, 2565915, 2628119, 2736976, 2799180, 3032445, 3079098, 3234608, 3421220, 3638934, 3732240, 4043260, 4105464, 4447586, 4851912, 5131830, 5256238, 5598360, 6064890, 6158196, 6671379, 6842440, 7277868, 7697745, 7884357, 8086520, 8210928, 8895172, 9097335, 9703824, 10263660, 10512476, 11118965, 11196720, 12129780, 12316392, 13140595, 13342758, 13684880, 14555736, 15395490, 15768714, 16173040, 17790344, 18194670, 20014137, 20527320, 21024952, 22237930, 23653071, 24259560, 24632784, 26281190, 26685516, 28909309, 29111472, 30790980, 31537428, 33356895, 35580688, 36389340, 39421785, 40028274, 41054640, 42049904, 44475860, 47306142, 48519120, 52562380, 53371032, 57818618, 61581960, 63074856, 66713790, 72778680, 78843570, 80056548, 86727927, 88951720, 94612284, 100070685, 105124760, 106742064, 115637236, 118265355, 123163920, 126149712, 133427580, 144546545, 145557360, 157687140, 160113096, 173455854, 177903440, 189224568, 200141370, 210249520, 231274472, 236530710, 260183781, 266855160, 289093090, 315374280, 320226192, 346911708, 378449136, 400282740, 433639635, 462548944, 473061420, 520367562, 533710320, 578186180, 630748560, 693823416, 800565480, 867279270, 946122840, 1040735124, 1156372360, 1300918905, 1387646832, 1601130960, 1734558540, 1892245680, 2081470248, 2312744720, 2601837810, 3469117080, 4162940496, 5203675620, 6938234160, 10407351240, 20814702480]

約数ペア:

[(1, 20814702480), (2, 10407351240), (3, 6938234160), (4, 5203675620), (5, 4162940496), (6, 3469117080), (8, 2601837810), (9, 2312744720), (10, 2081470248), (11, 1892245680), (12, 1734558540), (13, 1601130960), (15, 1387646832), (16, 1300918905), (18, 1156372360), (20, 1040735124), (22, 946122840), (24, 867279270), (26, 800565480), (30, 693823416), (33, 630748560), (36, 578186180), (39, 533710320), (40, 520367562), (44, 473061420), (45, 462548944), (48, 433639635), (52, 400282740), (55, 378449136), (60, 346911708), (65, 320226192), (66, 315374280), (72, 289093090), (78, 266855160), (80, 260183781), (88, 236530710), (90, 231274472), (99, 210249520), (104, 200141370), (110, 189224568), (117, 177903440), (120, 173455854), (130, 160113096), (132, 157687140), (143, 145557360), (144, 144546545), (156, 133427580), (165, 126149712), (169, 123163920), (176, 118265355), (180, 115637236), (195, 106742064), (198, 105124760), (208, 100070685), (220, 94612284), (234, 88951720), (240, 86727927), (260, 80056548), (264, 78843570), (286, 72778680), (312, 66713790), (330, 63074856), (338, 61581960), (360, 57818618), (390, 53371032), (396, 52562380), (429, 48519120), (440, 47306142), (468, 44475860), (495, 42049904), (507, 41054640), (520, 40028274), (528, 39421785), (572, 36389340), (585, 35580688), (624, 33356895), (660, 31537428), (676, 30790980), (715, 29111472), (720, 28909309), (780, 26685516), (792, 26281190), (845, 24632784), (858, 24259560), (880, 23653071), (936, 22237930), (990, 21024952), (1014, 20527320), (1040, 20014137), (1144, 18194670), (1170, 17790344), (1287, 16173040), (1320, 15768714), (1352, 15395490), (1430, 14555736), (1521, 13684880), (1560, 13342758), (1584, 13140595), (1690, 12316392), (1716, 12129780), (1859, 11196720), (1872, 11118965), (1980, 10512476), (2028, 10263660), (2145, 9703824), (2288, 9097335), (2340, 8895172), (2535, 8210928), (2574, 8086520), (2640, 7884357), (2704, 7697745), (2860, 7277868), (3042, 6842440), (3120, 6671379), (3380, 6158196), (3432, 6064890), (3718, 5598360), (3960, 5256238), (4056, 5131830), (4290, 4851912), (4680, 4447586), (5070, 4105464), (5148, 4043260), (5577, 3732240), (5720, 3638934), (6084, 3421220), (6435, 3234608), (6760, 3079098), (6864, 3032445), (7436, 2799180), (7605, 2736976), (7920, 2628119), (8112, 2565915), (8580, 2425956), (9295, 2239344), (9360, 2223793), (10140, 2052732), (10296, 2021630), (11154, 1866120), (11440, 1819467), (12168, 1710610), (12870, 1617304), (13520, 1539549), (14872, 1399590), (15210, 1368488), (15551, 1338480), (16731, 1244080), (17160, 1212978), (18590, 1119672), (20280, 1026366), (20592, 1010815), (22308, 933060), (24336, 855305), (25740, 808652), (27885, 746448), (29744, 699795), (30420, 684244), (31102, 669240), (33462, 622040), (34320, 606489), (37180, 559836), (40560, 513183), (44616, 466530), (46653, 446160), (51480, 404326), (55770, 373224), (60840, 342122), (62204, 334620), (66924, 311020), (74360, 279918), (77755, 267696), (83655, 248816), (89232, 233265), (93306, 223080), (102960, 202163), (111540, 186612), (121680, 171061), (124408, 167310), (133848, 155510), (139959, 148720)]