2311431920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{827}}^1$

素因数の和:908

約数の個数: 240

約数和(自身を含む): 6741854208

約数和(自身を除く): 4430422288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 49, 56, 62, 70, 80, 92, 98, 112, 115, 124, 140, 155, 161, 184, 196, 217, 230, 245, 248, 280, 310, 322, 368, 392, 434, 460, 490, 496, 560, 620, 644, 713, 784, 805, 827, 868, 920, 980, 1085, 1127, 1240, 1288, 1426, 1519, 1610, 1654, 1736, 1840, 1960, 2170, 2254, 2480, 2576, 2852, 3038, 3220, 3308, 3472, 3565, 3920, 4135, 4340, 4508, 4991, 5635, 5704, 5789, 6076, 6440, 6616, 7130, 7595, 8270, 8680, 9016, 9982, 11270, 11408, 11578, 12152, 12880, 13232, 14260, 15190, 16540, 17360, 18032, 19021, 19964, 22540, 23156, 24304, 24955, 25637, 28520, 28945, 30380, 33080, 34937, 38042, 39928, 40523, 45080, 46312, 49910, 51274, 57040, 57890, 60760, 66160, 69874, 76084, 79856, 81046, 90160, 92624, 95105, 99820, 102548, 115780, 121520, 128185, 133147, 139748, 152168, 162092, 174685, 179459, 190210, 199640, 202615, 205096, 231560, 256370, 266294, 279496, 304336, 324184, 349370, 358918, 380420, 399280, 405230, 410192, 463120, 512740, 532588, 558992, 589651, 648368, 665735, 698740, 717836, 760840, 810460, 897295, 932029, 1025480, 1065176, 1179302, 1256213, 1331470, 1397480, 1435672, 1521680, 1620920, 1794590, 1864058, 2050960, 2130352, 2358604, 2512426, 2662940, 2794960, 2871344, 2948255, 3241840, 3589180, 3728116, 4127557, 4660145, 4717208, 5024852, 5325880, 5896510, 6281065, 7178360, 7456232, 8255114, 9320290, 9434416, 10049704, 10651760, 11793020, 12562130, 14356720, 14912464, 16510228, 18640580, 20099408, 20637785, 23586040, 25124260, 28892899, 33020456, 37281160, 41275570, 47172080, 50248520, 57785798, 66040912, 74562320, 82551140, 100497040, 115571596, 144464495, 165102280, 231143192, 288928990, 330204560, 462286384, 577857980, 1155715960, 2311431920]

約数ペア:

[(1, 2311431920), (2, 1155715960), (4, 577857980), (5, 462286384), (7, 330204560), (8, 288928990), (10, 231143192), (14, 165102280), (16, 144464495), (20, 115571596), (23, 100497040), (28, 82551140), (31, 74562320), (35, 66040912), (40, 57785798), (46, 50248520), (49, 47172080), (56, 41275570), (62, 37281160), (70, 33020456), (80, 28892899), (92, 25124260), (98, 23586040), (112, 20637785), (115, 20099408), (124, 18640580), (140, 16510228), (155, 14912464), (161, 14356720), (184, 12562130), (196, 11793020), (217, 10651760), (230, 10049704), (245, 9434416), (248, 9320290), (280, 8255114), (310, 7456232), (322, 7178360), (368, 6281065), (392, 5896510), (434, 5325880), (460, 5024852), (490, 4717208), (496, 4660145), (560, 4127557), (620, 3728116), (644, 3589180), (713, 3241840), (784, 2948255), (805, 2871344), (827, 2794960), (868, 2662940), (920, 2512426), (980, 2358604), (1085, 2130352), (1127, 2050960), (1240, 1864058), (1288, 1794590), (1426, 1620920), (1519, 1521680), (1610, 1435672), (1654, 1397480), (1736, 1331470), (1840, 1256213), (1960, 1179302), (2170, 1065176), (2254, 1025480), (2480, 932029), (2576, 897295), (2852, 810460), (3038, 760840), (3220, 717836), (3308, 698740), (3472, 665735), (3565, 648368), (3920, 589651), (4135, 558992), (4340, 532588), (4508, 512740), (4991, 463120), (5635, 410192), (5704, 405230), (5789, 399280), (6076, 380420), (6440, 358918), (6616, 349370), (7130, 324184), (7595, 304336), (8270, 279496), (8680, 266294), (9016, 256370), (9982, 231560), (11270, 205096), (11408, 202615), (11578, 199640), (12152, 190210), (12880, 179459), (13232, 174685), (14260, 162092), (15190, 152168), (16540, 139748), (17360, 133147), (18032, 128185), (19021, 121520), (19964, 115780), (22540, 102548), (23156, 99820), (24304, 95105), (24955, 92624), (25637, 90160), (28520, 81046), (28945, 79856), (30380, 76084), (33080, 69874), (34937, 66160), (38042, 60760), (39928, 57890), (40523, 57040), (45080, 51274), (46312, 49910)]