389201280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:569

約数の個数: 256

約数和(自身を含む): 1381847040

約数和(自身を除く): 992645760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 503, 520, 620, 624, 640, 744, 780, 806, 832, 930, 960, 992, 1006, 1040, 1209, 1240, 1248, 1488, 1509, 1560, 1612, 1664, 1860, 1920, 1984, 2012, 2015, 2080, 2418, 2480, 2496, 2515, 2976, 3018, 3120, 3224, 3720, 3968, 4024, 4030, 4160, 4836, 4960, 4992, 5030, 5952, 6036, 6045, 6240, 6448, 6539, 7440, 7545, 8048, 8060, 8320, 9672, 9920, 10060, 11904, 12072, 12090, 12480, 12896, 13078, 14880, 15090, 15593, 16096, 16120, 19344, 19617, 19840, 20120, 24144, 24180, 24960, 25792, 26156, 29760, 30180, 31186, 32192, 32240, 32695, 38688, 39234, 40240, 46779, 48288, 48360, 51584, 52312, 59520, 60360, 62372, 64384, 64480, 65390, 77376, 77965, 78468, 80480, 93558, 96576, 96720, 98085, 104624, 120720, 124744, 128960, 130780, 154752, 155930, 156936, 160960, 187116, 193152, 193440, 196170, 202709, 209248, 233895, 241440, 249488, 257920, 261560, 311860, 313872, 321920, 374232, 386880, 392340, 405418, 418496, 467790, 482880, 498976, 523120, 608127, 623720, 627744, 748464, 773760, 784680, 810836, 836992, 935580, 965760, 997952, 1013545, 1046240, 1216254, 1247440, 1255488, 1496928, 1569360, 1621672, 1871160, 1995904, 2027090, 2092480, 2432508, 2494880, 2510976, 2993856, 3040635, 3138720, 3243344, 3742320, 4054180, 4184960, 4865016, 4989760, 5987712, 6081270, 6277440, 6486688, 7484640, 8108360, 9730032, 9979520, 12162540, 12554880, 12973376, 14969280, 16216720, 19460064, 24325080, 25946752, 29938560, 32433440, 38920128, 48650160, 64866880, 77840256, 97300320, 129733760, 194600640, 389201280]

約数ペア:

[(1, 389201280), (2, 194600640), (3, 129733760), (4, 97300320), (5, 77840256), (6, 64866880), (8, 48650160), (10, 38920128), (12, 32433440), (13, 29938560), (15, 25946752), (16, 24325080), (20, 19460064), (24, 16216720), (26, 14969280), (30, 12973376), (31, 12554880), (32, 12162540), (39, 9979520), (40, 9730032), (48, 8108360), (52, 7484640), (60, 6486688), (62, 6277440), (64, 6081270), (65, 5987712), (78, 4989760), (80, 4865016), (93, 4184960), (96, 4054180), (104, 3742320), (120, 3243344), (124, 3138720), (128, 3040635), (130, 2993856), (155, 2510976), (156, 2494880), (160, 2432508), (186, 2092480), (192, 2027090), (195, 1995904), (208, 1871160), (240, 1621672), (248, 1569360), (260, 1496928), (310, 1255488), (312, 1247440), (320, 1216254), (372, 1046240), (384, 1013545), (390, 997952), (403, 965760), (416, 935580), (465, 836992), (480, 810836), (496, 784680), (503, 773760), (520, 748464), (620, 627744), (624, 623720), (640, 608127), (744, 523120), (780, 498976), (806, 482880), (832, 467790), (930, 418496), (960, 405418), (992, 392340), (1006, 386880), (1040, 374232), (1209, 321920), (1240, 313872), (1248, 311860), (1488, 261560), (1509, 257920), (1560, 249488), (1612, 241440), (1664, 233895), (1860, 209248), (1920, 202709), (1984, 196170), (2012, 193440), (2015, 193152), (2080, 187116), (2418, 160960), (2480, 156936), (2496, 155930), (2515, 154752), (2976, 130780), (3018, 128960), (3120, 124744), (3224, 120720), (3720, 104624), (3968, 98085), (4024, 96720), (4030, 96576), (4160, 93558), (4836, 80480), (4960, 78468), (4992, 77965), (5030, 77376), (5952, 65390), (6036, 64480), (6045, 64384), (6240, 62372), (6448, 60360), (6539, 59520), (7440, 52312), (7545, 51584), (8048, 48360), (8060, 48288), (8320, 46779), (9672, 40240), (9920, 39234), (10060, 38688), (11904, 32695), (12072, 32240), (12090, 32192), (12480, 31186), (12896, 30180), (13078, 29760), (14880, 26156), (15090, 25792), (15593, 24960), (16096, 24180), (16120, 24144), (19344, 20120), (19617, 19840)]