980720055

素因数分解:

$3^6\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:90

約数の個数: 252

約数和(自身を含む): 2295168840

約数和(自身を除く): 1314448785

約数列:

[1, 3, 5, 7, 9, 15, 17, 19, 21, 27, 35, 45, 49, 51, 57, 63, 81, 85, 95, 105, 119, 133, 135, 147, 153, 171, 189, 243, 245, 255, 285, 289, 315, 323, 357, 399, 405, 441, 459, 513, 567, 595, 665, 729, 735, 765, 833, 855, 867, 931, 945, 969, 1071, 1197, 1215, 1323, 1377, 1445, 1539, 1615, 1701, 1785, 1995, 2023, 2205, 2261, 2295, 2499, 2565, 2601, 2793, 2835, 2907, 3213, 3591, 3645, 3969, 4131, 4165, 4335, 4617, 4655, 4845, 5103, 5355, 5491, 5985, 6069, 6615, 6783, 6885, 7497, 7695, 7803, 8379, 8505, 8721, 9639, 10115, 10773, 11305, 11907, 12393, 12495, 13005, 13851, 13965, 14161, 14535, 15827, 16065, 16473, 17955, 18207, 19845, 20349, 20655, 22491, 23085, 23409, 25137, 25515, 26163, 27455, 28917, 30345, 32319, 33915, 35721, 37485, 38437, 39015, 41895, 42483, 43605, 47481, 48195, 49419, 53865, 54621, 59535, 61047, 61965, 67473, 69255, 70227, 70805, 75411, 78489, 79135, 82365, 86751, 91035, 96957, 101745, 112455, 115311, 117045, 125685, 127449, 130815, 142443, 144585, 148257, 161595, 163863, 178605, 183141, 192185, 202419, 210681, 212415, 226233, 235467, 237405, 247095, 269059, 273105, 305235, 337365, 345933, 351135, 377055, 382347, 392445, 427329, 433755, 444771, 484785, 491589, 549423, 576555, 607257, 637245, 678699, 712215, 741285, 807177, 819315, 915705, 1012095, 1037799, 1053405, 1131165, 1147041, 1177335, 1281987, 1334313, 1345295, 1474767, 1648269, 1729665, 1911735, 2136645, 2223855, 2421531, 2457945, 2747115, 3036285, 3113397, 3393495, 3441123, 3845961, 4002939, 4035885, 5188995, 5735205, 6409935, 6671565, 7264593, 7373835, 8241345, 9340191, 10323369, 11537883, 12107655, 15566985, 17205615, 19229805, 20014695, 21793779, 28020573, 36322965, 46700955, 51616845, 57689415, 65381337, 108968895, 140102865, 196144011, 326906685, 980720055]

約数ペア:

[(1, 980720055), (3, 326906685), (5, 196144011), (7, 140102865), (9, 108968895), (15, 65381337), (17, 57689415), (19, 51616845), (21, 46700955), (27, 36322965), (35, 28020573), (45, 21793779), (49, 20014695), (51, 19229805), (57, 17205615), (63, 15566985), (81, 12107655), (85, 11537883), (95, 10323369), (105, 9340191), (119, 8241345), (133, 7373835), (135, 7264593), (147, 6671565), (153, 6409935), (171, 5735205), (189, 5188995), (243, 4035885), (245, 4002939), (255, 3845961), (285, 3441123), (289, 3393495), (315, 3113397), (323, 3036285), (357, 2747115), (399, 2457945), (405, 2421531), (441, 2223855), (459, 2136645), (513, 1911735), (567, 1729665), (595, 1648269), (665, 1474767), (729, 1345295), (735, 1334313), (765, 1281987), (833, 1177335), (855, 1147041), (867, 1131165), (931, 1053405), (945, 1037799), (969, 1012095), (1071, 915705), (1197, 819315), (1215, 807177), (1323, 741285), (1377, 712215), (1445, 678699), (1539, 637245), (1615, 607257), (1701, 576555), (1785, 549423), (1995, 491589), (2023, 484785), (2205, 444771), (2261, 433755), (2295, 427329), (2499, 392445), (2565, 382347), (2601, 377055), (2793, 351135), (2835, 345933), (2907, 337365), (3213, 305235), (3591, 273105), (3645, 269059), (3969, 247095), (4131, 237405), (4165, 235467), (4335, 226233), (4617, 212415), (4655, 210681), (4845, 202419), (5103, 192185), (5355, 183141), (5491, 178605), (5985, 163863), (6069, 161595), (6615, 148257), (6783, 144585), (6885, 142443), (7497, 130815), (7695, 127449), (7803, 125685), (8379, 117045), (8505, 115311), (8721, 112455), (9639, 101745), (10115, 96957), (10773, 91035), (11305, 86751), (11907, 82365), (12393, 79135), (12495, 78489), (13005, 75411), (13851, 70805), (13965, 70227), (14161, 69255), (14535, 67473), (15827, 61965), (16065, 61047), (16473, 59535), (17955, 54621), (18207, 53865), (19845, 49419), (20349, 48195), (20655, 47481), (22491, 43605), (23085, 42483), (23409, 41895), (25137, 39015), (25515, 38437), (26163, 37485), (27455, 35721), (28917, 33915), (30345, 32319)]