2809966720

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1$

素因数の和:543

約数の個数: 256

約数和(自身を含む): 7923588480

約数和(自身を除く): 5113621760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 53, 55, 64, 68, 80, 85, 88, 106, 110, 128, 136, 160, 170, 176, 187, 212, 220, 265, 272, 320, 340, 352, 374, 424, 440, 443, 530, 544, 583, 640, 680, 704, 748, 848, 880, 886, 901, 935, 1060, 1088, 1166, 1360, 1408, 1496, 1696, 1760, 1772, 1802, 1870, 2120, 2176, 2215, 2332, 2720, 2915, 2992, 3392, 3520, 3544, 3604, 3740, 4240, 4430, 4505, 4664, 4873, 5440, 5830, 5984, 6784, 7040, 7088, 7208, 7480, 7531, 8480, 8860, 9010, 9328, 9746, 9911, 10880, 11660, 11968, 14176, 14416, 14960, 15062, 16960, 17720, 18020, 18656, 19492, 19822, 23320, 23479, 23936, 24365, 28352, 28832, 29920, 30124, 33920, 35440, 36040, 37312, 37655, 38984, 39644, 46640, 46958, 48730, 49555, 56704, 57664, 59840, 60248, 70880, 72080, 74624, 75310, 77968, 79288, 82841, 93280, 93916, 97460, 99110, 115328, 117395, 119680, 120496, 141760, 144160, 150620, 155936, 158576, 165682, 186560, 187832, 194920, 198220, 234790, 240992, 258269, 283520, 288320, 301240, 311872, 317152, 331364, 373120, 375664, 389840, 396440, 399143, 414205, 469580, 481984, 516538, 576640, 602480, 623744, 634304, 662728, 751328, 779680, 792880, 798286, 828410, 939160, 963968, 1033076, 1204960, 1268608, 1291345, 1325456, 1502656, 1559360, 1585760, 1596572, 1656820, 1878320, 1995715, 2066152, 2409920, 2582690, 2650912, 3005312, 3118720, 3171520, 3193144, 3313640, 3756640, 3991430, 4132304, 4390573, 4819840, 5165380, 5301824, 6343040, 6386288, 6627280, 7513280, 7982860, 8264608, 8781146, 10330760, 10603648, 12772576, 13254560, 15026560, 15965720, 16529216, 17562292, 20661520, 21952865, 25545152, 26509120, 31931440, 33058432, 35124584, 41323040, 43905730, 51090304, 53018240, 63862880, 70249168, 82646080, 87811460, 127725760, 140498336, 165292160, 175622920, 255451520, 280996672, 351245840, 561993344, 702491680, 1404983360, 2809966720]

約数ペア:

[(1, 2809966720), (2, 1404983360), (4, 702491680), (5, 561993344), (8, 351245840), (10, 280996672), (11, 255451520), (16, 175622920), (17, 165292160), (20, 140498336), (22, 127725760), (32, 87811460), (34, 82646080), (40, 70249168), (44, 63862880), (53, 53018240), (55, 51090304), (64, 43905730), (68, 41323040), (80, 35124584), (85, 33058432), (88, 31931440), (106, 26509120), (110, 25545152), (128, 21952865), (136, 20661520), (160, 17562292), (170, 16529216), (176, 15965720), (187, 15026560), (212, 13254560), (220, 12772576), (265, 10603648), (272, 10330760), (320, 8781146), (340, 8264608), (352, 7982860), (374, 7513280), (424, 6627280), (440, 6386288), (443, 6343040), (530, 5301824), (544, 5165380), (583, 4819840), (640, 4390573), (680, 4132304), (704, 3991430), (748, 3756640), (848, 3313640), (880, 3193144), (886, 3171520), (901, 3118720), (935, 3005312), (1060, 2650912), (1088, 2582690), (1166, 2409920), (1360, 2066152), (1408, 1995715), (1496, 1878320), (1696, 1656820), (1760, 1596572), (1772, 1585760), (1802, 1559360), (1870, 1502656), (2120, 1325456), (2176, 1291345), (2215, 1268608), (2332, 1204960), (2720, 1033076), (2915, 963968), (2992, 939160), (3392, 828410), (3520, 798286), (3544, 792880), (3604, 779680), (3740, 751328), (4240, 662728), (4430, 634304), (4505, 623744), (4664, 602480), (4873, 576640), (5440, 516538), (5830, 481984), (5984, 469580), (6784, 414205), (7040, 399143), (7088, 396440), (7208, 389840), (7480, 375664), (7531, 373120), (8480, 331364), (8860, 317152), (9010, 311872), (9328, 301240), (9746, 288320), (9911, 283520), (10880, 258269), (11660, 240992), (11968, 234790), (14176, 198220), (14416, 194920), (14960, 187832), (15062, 186560), (16960, 165682), (17720, 158576), (18020, 155936), (18656, 150620), (19492, 144160), (19822, 141760), (23320, 120496), (23479, 119680), (23936, 117395), (24365, 115328), (28352, 99110), (28832, 97460), (29920, 93916), (30124, 93280), (33920, 82841), (35440, 79288), (36040, 77968), (37312, 75310), (37655, 74624), (38984, 72080), (39644, 70880), (46640, 60248), (46958, 59840), (48730, 57664), (49555, 56704)]