209971440

素因数分解:

$2^4\times 3^5\times 5^1\times 7^1\times {\mathrm{1543}}^1$

素因数の和:1578

約数の個数: 240

約数和(自身を含む): 836279808

約数和(自身を除く): 626308368

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, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 162, 168, 180, 189, 210, 216, 240, 243, 252, 270, 280, 315, 324, 336, 360, 378, 405, 420, 432, 486, 504, 540, 560, 567, 630, 648, 720, 756, 810, 840, 945, 972, 1008, 1080, 1134, 1215, 1260, 1296, 1512, 1543, 1620, 1680, 1701, 1890, 1944, 2160, 2268, 2430, 2520, 2835, 3024, 3086, 3240, 3402, 3780, 3888, 4536, 4629, 4860, 5040, 5670, 6172, 6480, 6804, 7560, 7715, 8505, 9072, 9258, 9720, 10801, 11340, 12344, 13608, 13887, 15120, 15430, 17010, 18516, 19440, 21602, 22680, 23145, 24688, 27216, 27774, 30860, 32403, 34020, 37032, 41661, 43204, 45360, 46290, 54005, 55548, 61720, 64806, 68040, 69435, 74064, 83322, 86408, 92580, 97209, 108010, 111096, 123440, 124983, 129612, 136080, 138870, 162015, 166644, 172816, 185160, 194418, 208305, 216020, 222192, 249966, 259224, 277740, 291627, 324030, 333288, 370320, 374949, 388836, 416610, 432040, 486045, 499932, 518448, 555480, 583254, 624915, 648060, 666576, 749898, 777672, 833220, 864080, 874881, 972090, 999864, 1110960, 1166508, 1249830, 1296120, 1458135, 1499796, 1555344, 1666440, 1749762, 1874745, 1944180, 1999728, 2333016, 2499660, 2592240, 2624643, 2916270, 2999592, 3332880, 3499524, 3749490, 3888360, 4374405, 4666032, 4999320, 5249286, 5832540, 5999184, 6999048, 7498980, 7776720, 8748810, 9998640, 10498572, 11665080, 13123215, 13998096, 14997960, 17497620, 20997144, 23330160, 26246430, 29995920, 34995240, 41994288, 52492860, 69990480, 104985720, 209971440]

約数ペア:

[(1, 209971440), (2, 104985720), (3, 69990480), (4, 52492860), (5, 41994288), (6, 34995240), (7, 29995920), (8, 26246430), (9, 23330160), (10, 20997144), (12, 17497620), (14, 14997960), (15, 13998096), (16, 13123215), (18, 11665080), (20, 10498572), (21, 9998640), (24, 8748810), (27, 7776720), (28, 7498980), (30, 6999048), (35, 5999184), (36, 5832540), (40, 5249286), (42, 4999320), (45, 4666032), (48, 4374405), (54, 3888360), (56, 3749490), (60, 3499524), (63, 3332880), (70, 2999592), (72, 2916270), (80, 2624643), (81, 2592240), (84, 2499660), (90, 2333016), (105, 1999728), (108, 1944180), (112, 1874745), (120, 1749762), (126, 1666440), (135, 1555344), (140, 1499796), (144, 1458135), (162, 1296120), (168, 1249830), (180, 1166508), (189, 1110960), (210, 999864), (216, 972090), (240, 874881), (243, 864080), (252, 833220), (270, 777672), (280, 749898), (315, 666576), (324, 648060), (336, 624915), (360, 583254), (378, 555480), (405, 518448), (420, 499932), (432, 486045), (486, 432040), (504, 416610), (540, 388836), (560, 374949), (567, 370320), (630, 333288), (648, 324030), (720, 291627), (756, 277740), (810, 259224), (840, 249966), (945, 222192), (972, 216020), (1008, 208305), (1080, 194418), (1134, 185160), (1215, 172816), (1260, 166644), (1296, 162015), (1512, 138870), (1543, 136080), (1620, 129612), (1680, 124983), (1701, 123440), (1890, 111096), (1944, 108010), (2160, 97209), (2268, 92580), (2430, 86408), (2520, 83322), (2835, 74064), (3024, 69435), (3086, 68040), (3240, 64806), (3402, 61720), (3780, 55548), (3888, 54005), (4536, 46290), (4629, 45360), (4860, 43204), (5040, 41661), (5670, 37032), (6172, 34020), (6480, 32403), (6804, 30860), (7560, 27774), (7715, 27216), (8505, 24688), (9072, 23145), (9258, 22680), (9720, 21602), (10801, 19440), (11340, 18516), (12344, 17010), (13608, 15430), (13887, 15120)]