198729720

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 256

約数和(自身を含む): 767692800

約数和(自身を除く): 568963080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 97, 105, 108, 120, 126, 135, 140, 168, 180, 189, 194, 210, 216, 252, 270, 271, 280, 291, 315, 360, 378, 388, 420, 485, 504, 540, 542, 582, 630, 679, 756, 776, 813, 840, 873, 945, 970, 1080, 1084, 1164, 1260, 1355, 1358, 1455, 1512, 1626, 1746, 1890, 1897, 1940, 2037, 2168, 2328, 2439, 2520, 2619, 2710, 2716, 2910, 3252, 3395, 3492, 3780, 3794, 3880, 4065, 4074, 4365, 4878, 5238, 5420, 5432, 5691, 5820, 6111, 6504, 6790, 6984, 7317, 7560, 7588, 8130, 8148, 8730, 9485, 9756, 10185, 10476, 10840, 11382, 11640, 12195, 12222, 13095, 13580, 14634, 15176, 16260, 16296, 17073, 17460, 18333, 18970, 19512, 20370, 20952, 22764, 24390, 24444, 26190, 26287, 27160, 28455, 29268, 30555, 32520, 34146, 34920, 36585, 36666, 37940, 40740, 45528, 48780, 48888, 51219, 52380, 52574, 56910, 58536, 61110, 68292, 73170, 73332, 75880, 78861, 81480, 85365, 91665, 97560, 102438, 104760, 105148, 113820, 122220, 131435, 136584, 146340, 146664, 157722, 170730, 183330, 184009, 204876, 210296, 227640, 236583, 244440, 256095, 262870, 292680, 315444, 341460, 366660, 368018, 394305, 409752, 473166, 512190, 525740, 552027, 630888, 682920, 709749, 733320, 736036, 788610, 920045, 946332, 1024380, 1051480, 1104054, 1182915, 1419498, 1472072, 1577220, 1656081, 1840090, 1892664, 2048760, 2208108, 2365830, 2760135, 2838996, 3154440, 3312162, 3548745, 3680180, 4416216, 4731660, 4968243, 5520270, 5677992, 6624324, 7097490, 7360360, 8280405, 9463320, 9936486, 11040540, 13248648, 14194980, 16560810, 19872972, 22081080, 24841215, 28389960, 33121620, 39745944, 49682430, 66243240, 99364860, 198729720]

約数ペア:

[(1, 198729720), (2, 99364860), (3, 66243240), (4, 49682430), (5, 39745944), (6, 33121620), (7, 28389960), (8, 24841215), (9, 22081080), (10, 19872972), (12, 16560810), (14, 14194980), (15, 13248648), (18, 11040540), (20, 9936486), (21, 9463320), (24, 8280405), (27, 7360360), (28, 7097490), (30, 6624324), (35, 5677992), (36, 5520270), (40, 4968243), (42, 4731660), (45, 4416216), (54, 3680180), (56, 3548745), (60, 3312162), (63, 3154440), (70, 2838996), (72, 2760135), (84, 2365830), (90, 2208108), (97, 2048760), (105, 1892664), (108, 1840090), (120, 1656081), (126, 1577220), (135, 1472072), (140, 1419498), (168, 1182915), (180, 1104054), (189, 1051480), (194, 1024380), (210, 946332), (216, 920045), (252, 788610), (270, 736036), (271, 733320), (280, 709749), (291, 682920), (315, 630888), (360, 552027), (378, 525740), (388, 512190), (420, 473166), (485, 409752), (504, 394305), (540, 368018), (542, 366660), (582, 341460), (630, 315444), (679, 292680), (756, 262870), (776, 256095), (813, 244440), (840, 236583), (873, 227640), (945, 210296), (970, 204876), (1080, 184009), (1084, 183330), (1164, 170730), (1260, 157722), (1355, 146664), (1358, 146340), (1455, 136584), (1512, 131435), (1626, 122220), (1746, 113820), (1890, 105148), (1897, 104760), (1940, 102438), (2037, 97560), (2168, 91665), (2328, 85365), (2439, 81480), (2520, 78861), (2619, 75880), (2710, 73332), (2716, 73170), (2910, 68292), (3252, 61110), (3395, 58536), (3492, 56910), (3780, 52574), (3794, 52380), (3880, 51219), (4065, 48888), (4074, 48780), (4365, 45528), (4878, 40740), (5238, 37940), (5420, 36666), (5432, 36585), (5691, 34920), (5820, 34146), (6111, 32520), (6504, 30555), (6790, 29268), (6984, 28455), (7317, 27160), (7560, 26287), (7588, 26190), (8130, 24444), (8148, 24390), (8730, 22764), (9485, 20952), (9756, 20370), (10185, 19512), (10476, 18970), (10840, 18333), (11382, 17460), (11640, 17073), (12195, 16296), (12222, 16260), (13095, 15176), (13580, 14634)]