21375552240

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{201961}}^1$

素因数の和:201997

約数の個数: 240

約数和(自身を含む): 85648044960

約数和(自身を除く): 64272492720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4410, 5040, 5292, 5880, 6615, 7056, 7560, 8820, 10584, 11760, 13230, 15120, 17640, 21168, 26460, 35280, 52920, 105840, 201961, 403922, 605883, 807844, 1009805, 1211766, 1413727, 1615688, 1817649, 2019610, 2423532, 2827454, 3029415, 3231376, 3635298, 4039220, 4241181, 4847064, 5452947, 5654908, 6058830, 7068635, 7270596, 8078440, 8482362, 9088245, 9694128, 9896089, 10905894, 11309816, 12117660, 12723543, 14137270, 14541192, 16156880, 16964724, 18176490, 19792178, 21205905, 21811788, 22619632, 24235320, 25447086, 27264735, 28274540, 29082384, 29688267, 33929448, 36352980, 38170629, 39584356, 42411810, 43623576, 48470640, 49480445, 50894172, 54529470, 56549080, 59376534, 63617715, 67858896, 72705960, 76341258, 79168712, 84823620, 87247152, 89064801, 98960890, 101788344, 109058940, 113098160, 118753068, 127235430, 145411920, 148441335, 152682516, 158337424, 169647240, 178129602, 190853145, 197921780, 203576688, 218117880, 237506136, 254470860, 267194403, 296882670, 305365032, 339294480, 356259204, 381706290, 395843560, 436235760, 445324005, 475012272, 508941720, 534388806, 593765340, 610730064, 712518408, 763412580, 791687120, 890648010, 1017883440, 1068777612, 1187530680, 1335972015, 1425036816, 1526825160, 1781296020, 2137555224, 2375061360, 2671944030, 3053650320, 3562592040, 4275110448, 5343888060, 7125184080, 10687776120, 21375552240]

約数ペア:

[(1, 21375552240), (2, 10687776120), (3, 7125184080), (4, 5343888060), (5, 4275110448), (6, 3562592040), (7, 3053650320), (8, 2671944030), (9, 2375061360), (10, 2137555224), (12, 1781296020), (14, 1526825160), (15, 1425036816), (16, 1335972015), (18, 1187530680), (20, 1068777612), (21, 1017883440), (24, 890648010), (27, 791687120), (28, 763412580), (30, 712518408), (35, 610730064), (36, 593765340), (40, 534388806), (42, 508941720), (45, 475012272), (48, 445324005), (49, 436235760), (54, 395843560), (56, 381706290), (60, 356259204), (63, 339294480), (70, 305365032), (72, 296882670), (80, 267194403), (84, 254470860), (90, 237506136), (98, 218117880), (105, 203576688), (108, 197921780), (112, 190853145), (120, 178129602), (126, 169647240), (135, 158337424), (140, 152682516), (144, 148441335), (147, 145411920), (168, 127235430), (180, 118753068), (189, 113098160), (196, 109058940), (210, 101788344), (216, 98960890), (240, 89064801), (245, 87247152), (252, 84823620), (270, 79168712), (280, 76341258), (294, 72705960), (315, 67858896), (336, 63617715), (360, 59376534), (378, 56549080), (392, 54529470), (420, 50894172), (432, 49480445), (441, 48470640), (490, 43623576), (504, 42411810), (540, 39584356), (560, 38170629), (588, 36352980), (630, 33929448), (720, 29688267), (735, 29082384), (756, 28274540), (784, 27264735), (840, 25447086), (882, 24235320), (945, 22619632), (980, 21811788), (1008, 21205905), (1080, 19792178), (1176, 18176490), (1260, 16964724), (1323, 16156880), (1470, 14541192), (1512, 14137270), (1680, 12723543), (1764, 12117660), (1890, 11309816), (1960, 10905894), (2160, 9896089), (2205, 9694128), (2352, 9088245), (2520, 8482362), (2646, 8078440), (2940, 7270596), (3024, 7068635), (3528, 6058830), (3780, 5654908), (3920, 5452947), (4410, 4847064), (5040, 4241181), (5292, 4039220), (5880, 3635298), (6615, 3231376), (7056, 3029415), (7560, 2827454), (8820, 2423532), (10584, 2019610), (11760, 1817649), (13230, 1615688), (15120, 1413727), (17640, 1211766), (21168, 1009805), (26460, 807844), (35280, 605883), (52920, 403922), (105840, 201961)]