27840120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:186

約数の個数: 256

約数和(自身を含む): 109486080

約数和(自身を除く): 81645960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 23, 24, 28, 30, 33, 35, 40, 42, 44, 46, 55, 56, 60, 66, 69, 70, 77, 84, 88, 92, 105, 110, 115, 120, 131, 132, 138, 140, 154, 161, 165, 168, 184, 210, 220, 230, 231, 253, 262, 264, 276, 280, 308, 322, 330, 345, 385, 393, 420, 440, 460, 462, 483, 506, 524, 552, 616, 644, 655, 660, 690, 759, 770, 786, 805, 840, 917, 920, 924, 966, 1012, 1048, 1155, 1265, 1288, 1310, 1320, 1380, 1441, 1518, 1540, 1572, 1610, 1771, 1834, 1848, 1932, 1965, 2024, 2310, 2415, 2530, 2620, 2751, 2760, 2882, 3013, 3036, 3080, 3144, 3220, 3542, 3668, 3795, 3864, 3930, 4323, 4585, 4620, 4830, 5060, 5240, 5313, 5502, 5764, 6026, 6072, 6440, 7084, 7205, 7336, 7590, 7860, 8646, 8855, 9039, 9170, 9240, 9660, 10087, 10120, 10626, 11004, 11528, 12052, 13755, 14168, 14410, 15065, 15180, 15720, 17292, 17710, 18078, 18340, 19320, 20174, 21091, 21252, 21615, 22008, 24104, 26565, 27510, 28820, 30130, 30261, 30360, 33143, 34584, 35420, 36156, 36680, 40348, 42182, 42504, 43230, 45195, 50435, 53130, 55020, 57640, 60260, 60522, 63273, 66286, 70840, 72312, 80696, 84364, 86460, 90390, 99429, 100870, 105455, 106260, 110040, 120520, 121044, 126546, 132572, 151305, 165715, 168728, 172920, 180780, 198858, 201740, 210910, 212520, 232001, 242088, 253092, 265144, 302610, 316365, 331430, 361560, 397716, 403480, 421820, 464002, 497145, 506184, 605220, 632730, 662860, 696003, 795432, 843640, 928004, 994290, 1160005, 1210440, 1265460, 1325720, 1392006, 1856008, 1988580, 2320010, 2530920, 2784012, 3480015, 3977160, 4640020, 5568024, 6960030, 9280040, 13920060, 27840120]

約数ペア:

[(1, 27840120), (2, 13920060), (3, 9280040), (4, 6960030), (5, 5568024), (6, 4640020), (7, 3977160), (8, 3480015), (10, 2784012), (11, 2530920), (12, 2320010), (14, 1988580), (15, 1856008), (20, 1392006), (21, 1325720), (22, 1265460), (23, 1210440), (24, 1160005), (28, 994290), (30, 928004), (33, 843640), (35, 795432), (40, 696003), (42, 662860), (44, 632730), (46, 605220), (55, 506184), (56, 497145), (60, 464002), (66, 421820), (69, 403480), (70, 397716), (77, 361560), (84, 331430), (88, 316365), (92, 302610), (105, 265144), (110, 253092), (115, 242088), (120, 232001), (131, 212520), (132, 210910), (138, 201740), (140, 198858), (154, 180780), (161, 172920), (165, 168728), (168, 165715), (184, 151305), (210, 132572), (220, 126546), (230, 121044), (231, 120520), (253, 110040), (262, 106260), (264, 105455), (276, 100870), (280, 99429), (308, 90390), (322, 86460), (330, 84364), (345, 80696), (385, 72312), (393, 70840), (420, 66286), (440, 63273), (460, 60522), (462, 60260), (483, 57640), (506, 55020), (524, 53130), (552, 50435), (616, 45195), (644, 43230), (655, 42504), (660, 42182), (690, 40348), (759, 36680), (770, 36156), (786, 35420), (805, 34584), (840, 33143), (917, 30360), (920, 30261), (924, 30130), (966, 28820), (1012, 27510), (1048, 26565), (1155, 24104), (1265, 22008), (1288, 21615), (1310, 21252), (1320, 21091), (1380, 20174), (1441, 19320), (1518, 18340), (1540, 18078), (1572, 17710), (1610, 17292), (1771, 15720), (1834, 15180), (1848, 15065), (1932, 14410), (1965, 14168), (2024, 13755), (2310, 12052), (2415, 11528), (2530, 11004), (2620, 10626), (2751, 10120), (2760, 10087), (2882, 9660), (3013, 9240), (3036, 9170), (3080, 9039), (3144, 8855), (3220, 8646), (3542, 7860), (3668, 7590), (3795, 7336), (3864, 7205), (3930, 7084), (4323, 6440), (4585, 6072), (4620, 6026), (4830, 5764), (5060, 5502), (5240, 5313)]