720507645

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:208

約数の個数: 192

約数和(自身を含む): 1585059840

約数和(自身を除く): 864552195

約数列:

[1, 3, 5, 9, 11, 13, 15, 19, 33, 39, 45, 55, 57, 65, 71, 83, 95, 99, 117, 143, 165, 171, 195, 209, 213, 247, 249, 285, 355, 415, 429, 495, 585, 627, 639, 715, 741, 747, 781, 855, 913, 923, 1045, 1065, 1079, 1235, 1245, 1287, 1349, 1577, 1881, 2145, 2223, 2343, 2717, 2739, 2769, 3135, 3195, 3237, 3705, 3735, 3905, 4047, 4565, 4615, 4731, 5395, 5893, 6435, 6745, 7029, 7885, 8151, 8217, 8307, 9405, 9711, 10153, 11115, 11715, 11869, 12141, 13585, 13695, 13845, 14193, 14839, 16185, 17347, 17537, 17679, 20235, 20501, 23655, 24453, 29465, 30459, 35145, 35607, 40755, 41085, 41535, 44517, 48555, 50765, 52041, 52611, 53037, 59345, 60705, 61503, 64823, 70965, 74195, 76609, 86735, 87685, 88395, 91377, 102505, 106821, 111967, 122265, 133551, 152295, 156123, 157833, 178035, 184509, 192907, 194469, 222585, 225511, 229827, 260205, 263055, 265185, 307515, 324115, 335901, 383045, 456885, 534105, 559835, 578721, 583407, 667755, 676533, 689481, 780615, 789165, 842699, 922545, 964535, 972345, 1007703, 1127555, 1149135, 1231637, 1455571, 1679505, 1736163, 2029599, 2528097, 2893605, 2917035, 3382665, 3447405, 3694911, 4213495, 4366713, 5038515, 6158185, 7277855, 7584291, 8680815, 10147995, 11084733, 12640485, 13100139, 16011281, 18474555, 21833565, 37921455, 48033843, 55423665, 65500695, 80056405, 144101529, 240169215, 720507645]

約数ペア:

[(1, 720507645), (3, 240169215), (5, 144101529), (9, 80056405), (11, 65500695), (13, 55423665), (15, 48033843), (19, 37921455), (33, 21833565), (39, 18474555), (45, 16011281), (55, 13100139), (57, 12640485), (65, 11084733), (71, 10147995), (83, 8680815), (95, 7584291), (99, 7277855), (117, 6158185), (143, 5038515), (165, 4366713), (171, 4213495), (195, 3694911), (209, 3447405), (213, 3382665), (247, 2917035), (249, 2893605), (285, 2528097), (355, 2029599), (415, 1736163), (429, 1679505), (495, 1455571), (585, 1231637), (627, 1149135), (639, 1127555), (715, 1007703), (741, 972345), (747, 964535), (781, 922545), (855, 842699), (913, 789165), (923, 780615), (1045, 689481), (1065, 676533), (1079, 667755), (1235, 583407), (1245, 578721), (1287, 559835), (1349, 534105), (1577, 456885), (1881, 383045), (2145, 335901), (2223, 324115), (2343, 307515), (2717, 265185), (2739, 263055), (2769, 260205), (3135, 229827), (3195, 225511), (3237, 222585), (3705, 194469), (3735, 192907), (3905, 184509), (4047, 178035), (4565, 157833), (4615, 156123), (4731, 152295), (5395, 133551), (5893, 122265), (6435, 111967), (6745, 106821), (7029, 102505), (7885, 91377), (8151, 88395), (8217, 87685), (8307, 86735), (9405, 76609), (9711, 74195), (10153, 70965), (11115, 64823), (11715, 61503), (11869, 60705), (12141, 59345), (13585, 53037), (13695, 52611), (13845, 52041), (14193, 50765), (14839, 48555), (16185, 44517), (17347, 41535), (17537, 41085), (17679, 40755), (20235, 35607), (20501, 35145), (23655, 30459), (24453, 29465)]