2005777215

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 256

約数和(自身を含む): 4412620800

約数和(自身を除く): 2406843585

約数列:

[1, 3, 5, 9, 13, 15, 17, 23, 27, 37, 39, 45, 51, 65, 69, 79, 85, 111, 115, 117, 135, 153, 185, 195, 207, 221, 237, 255, 299, 333, 345, 351, 391, 395, 459, 481, 555, 585, 621, 629, 663, 711, 765, 851, 897, 999, 1027, 1035, 1105, 1173, 1185, 1343, 1443, 1495, 1665, 1755, 1817, 1887, 1955, 1989, 2133, 2295, 2405, 2553, 2691, 2923, 3081, 3105, 3145, 3315, 3519, 3555, 4029, 4255, 4329, 4485, 4995, 5083, 5135, 5451, 5661, 5865, 5967, 6715, 7215, 7659, 8073, 8177, 8769, 9085, 9243, 9435, 9945, 10557, 10665, 11063, 12087, 12765, 12987, 13455, 14467, 14615, 15249, 15405, 16353, 16983, 17459, 17595, 20145, 21645, 22977, 23621, 24531, 25415, 26307, 27255, 27729, 28305, 29835, 30889, 33189, 36261, 37999, 38295, 40365, 40885, 43401, 43845, 45747, 46215, 49059, 49691, 52377, 52785, 55315, 60435, 64935, 67229, 70863, 72335, 73593, 76245, 78921, 81765, 84915, 87295, 92667, 99567, 113997, 114885, 118105, 122655, 130203, 131535, 137241, 138645, 149073, 154445, 157131, 165945, 181305, 188071, 189995, 201687, 212589, 217005, 220779, 228735, 245295, 248455, 261885, 278001, 298701, 336145, 341991, 354315, 367965, 390609, 394605, 401557, 447219, 463335, 471393, 497835, 564213, 569985, 605061, 637767, 645983, 651015, 686205, 745365, 785655, 834003, 873977, 940355, 1008435, 1025973, 1062945, 1103895, 1142893, 1204671, 1341657, 1390005, 1493505, 1692639, 1709955, 1815183, 1937949, 1953045, 2007785, 2236095, 2356965, 2621931, 2821065, 3025305, 3188835, 3229915, 3428679, 3614013, 4170015, 4369885, 5077917, 5129865, 5714465, 5813847, 6023355, 6708285, 7865793, 8463195, 9075915, 9689745, 10286037, 10842039, 13109655, 14857609, 17143395, 17441541, 18070065, 23597379, 25389585, 29069235, 30858111, 39328965, 44572827, 51430185, 54210195, 74288045, 87207705, 117986895, 133718481, 154290555, 222864135, 401155443, 668592405, 2005777215]

約数ペア:

[(1, 2005777215), (3, 668592405), (5, 401155443), (9, 222864135), (13, 154290555), (15, 133718481), (17, 117986895), (23, 87207705), (27, 74288045), (37, 54210195), (39, 51430185), (45, 44572827), (51, 39328965), (65, 30858111), (69, 29069235), (79, 25389585), (85, 23597379), (111, 18070065), (115, 17441541), (117, 17143395), (135, 14857609), (153, 13109655), (185, 10842039), (195, 10286037), (207, 9689745), (221, 9075915), (237, 8463195), (255, 7865793), (299, 6708285), (333, 6023355), (345, 5813847), (351, 5714465), (391, 5129865), (395, 5077917), (459, 4369885), (481, 4170015), (555, 3614013), (585, 3428679), (621, 3229915), (629, 3188835), (663, 3025305), (711, 2821065), (765, 2621931), (851, 2356965), (897, 2236095), (999, 2007785), (1027, 1953045), (1035, 1937949), (1105, 1815183), (1173, 1709955), (1185, 1692639), (1343, 1493505), (1443, 1390005), (1495, 1341657), (1665, 1204671), (1755, 1142893), (1817, 1103895), (1887, 1062945), (1955, 1025973), (1989, 1008435), (2133, 940355), (2295, 873977), (2405, 834003), (2553, 785655), (2691, 745365), (2923, 686205), (3081, 651015), (3105, 645983), (3145, 637767), (3315, 605061), (3519, 569985), (3555, 564213), (4029, 497835), (4255, 471393), (4329, 463335), (4485, 447219), (4995, 401557), (5083, 394605), (5135, 390609), (5451, 367965), (5661, 354315), (5865, 341991), (5967, 336145), (6715, 298701), (7215, 278001), (7659, 261885), (8073, 248455), (8177, 245295), (8769, 228735), (9085, 220779), (9243, 217005), (9435, 212589), (9945, 201687), (10557, 189995), (10665, 188071), (11063, 181305), (12087, 165945), (12765, 157131), (12987, 154445), (13455, 149073), (14467, 138645), (14615, 137241), (15249, 131535), (15405, 130203), (16353, 122655), (16983, 118105), (17459, 114885), (17595, 113997), (20145, 99567), (21645, 92667), (22977, 87295), (23621, 84915), (24531, 81765), (25415, 78921), (26307, 76245), (27255, 73593), (27729, 72335), (28305, 70863), (29835, 67229), (30889, 64935), (33189, 60435), (36261, 55315), (37999, 52785), (38295, 52377), (40365, 49691), (40885, 49059), (43401, 46215), (43845, 45747)]