1555569120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20129}}^1$

素因数の和:20177

約数の個数: 192

約数和(自身を含む): 5843819520

約数和(自身を除く): 4288250400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 210, 224, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 840, 920, 966, 1104, 1120, 1288, 1380, 1610, 1680, 1840, 1932, 2208, 2415, 2576, 2760, 3220, 3360, 3680, 3864, 4830, 5152, 5520, 6440, 7728, 9660, 11040, 12880, 15456, 19320, 20129, 25760, 38640, 40258, 60387, 77280, 80516, 100645, 120774, 140903, 161032, 201290, 241548, 281806, 301935, 322064, 402580, 422709, 462967, 483096, 563612, 603870, 644128, 704515, 805160, 845418, 925934, 966192, 1127224, 1207740, 1388901, 1409030, 1610320, 1690836, 1851868, 1932384, 2113545, 2254448, 2314835, 2415480, 2777802, 2818060, 3220640, 3240769, 3381672, 3703736, 4227090, 4508896, 4629670, 4830960, 5555604, 5636120, 6481538, 6763344, 6944505, 7407472, 8454180, 9259340, 9661920, 9722307, 11111208, 11272240, 12963076, 13526688, 13889010, 14814944, 16203845, 16908360, 18518680, 19444614, 22222416, 22544480, 25926152, 27778020, 32407690, 33816720, 37037360, 38889228, 44444832, 48611535, 51852304, 55556040, 64815380, 67633440, 74074720, 77778456, 97223070, 103704608, 111112080, 129630760, 155556912, 194446140, 222224160, 259261520, 311113824, 388892280, 518523040, 777784560, 1555569120]

約数ペア:

[(1, 1555569120), (2, 777784560), (3, 518523040), (4, 388892280), (5, 311113824), (6, 259261520), (7, 222224160), (8, 194446140), (10, 155556912), (12, 129630760), (14, 111112080), (15, 103704608), (16, 97223070), (20, 77778456), (21, 74074720), (23, 67633440), (24, 64815380), (28, 55556040), (30, 51852304), (32, 48611535), (35, 44444832), (40, 38889228), (42, 37037360), (46, 33816720), (48, 32407690), (56, 27778020), (60, 25926152), (69, 22544480), (70, 22222416), (80, 19444614), (84, 18518680), (92, 16908360), (96, 16203845), (105, 14814944), (112, 13889010), (115, 13526688), (120, 12963076), (138, 11272240), (140, 11111208), (160, 9722307), (161, 9661920), (168, 9259340), (184, 8454180), (210, 7407472), (224, 6944505), (230, 6763344), (240, 6481538), (276, 5636120), (280, 5555604), (322, 4830960), (336, 4629670), (345, 4508896), (368, 4227090), (420, 3703736), (460, 3381672), (480, 3240769), (483, 3220640), (552, 2818060), (560, 2777802), (644, 2415480), (672, 2314835), (690, 2254448), (736, 2113545), (805, 1932384), (840, 1851868), (920, 1690836), (966, 1610320), (1104, 1409030), (1120, 1388901), (1288, 1207740), (1380, 1127224), (1610, 966192), (1680, 925934), (1840, 845418), (1932, 805160), (2208, 704515), (2415, 644128), (2576, 603870), (2760, 563612), (3220, 483096), (3360, 462967), (3680, 422709), (3864, 402580), (4830, 322064), (5152, 301935), (5520, 281806), (6440, 241548), (7728, 201290), (9660, 161032), (11040, 140903), (12880, 120774), (15456, 100645), (19320, 80516), (20129, 77280), (25760, 60387), (38640, 40258)]