20099980800

素因数分解:

$2^9\times 3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1171}}^1$

素因数の和:1354

約数の個数: 360

約数和(自身を含む): 72476890200

約数和(自身を除く): 52376909400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 128, 144, 149, 150, 160, 180, 192, 200, 225, 240, 256, 288, 298, 300, 320, 360, 384, 400, 447, 450, 480, 512, 576, 596, 600, 640, 720, 745, 768, 800, 894, 900, 960, 1152, 1171, 1192, 1200, 1280, 1341, 1440, 1490, 1536, 1600, 1788, 1800, 1920, 2235, 2304, 2342, 2384, 2400, 2560, 2682, 2880, 2980, 3200, 3513, 3576, 3600, 3725, 3840, 4470, 4608, 4684, 4768, 4800, 5364, 5760, 5855, 5960, 6400, 6705, 7026, 7152, 7200, 7450, 7680, 8940, 9368, 9536, 9600, 10539, 10728, 11175, 11520, 11710, 11920, 12800, 13410, 14052, 14304, 14400, 14900, 17565, 17880, 18736, 19072, 19200, 21078, 21456, 22350, 23040, 23420, 23840, 26820, 28104, 28608, 28800, 29275, 29800, 33525, 35130, 35760, 37472, 38144, 38400, 42156, 42912, 44700, 46840, 47680, 52695, 53640, 56208, 57216, 57600, 58550, 59600, 67050, 70260, 71520, 74944, 76288, 84312, 85824, 87825, 89400, 93680, 95360, 105390, 107280, 112416, 114432, 115200, 117100, 119200, 134100, 140520, 143040, 149888, 168624, 171648, 174479, 175650, 178800, 187360, 190720, 210780, 214560, 224832, 228864, 234200, 238400, 263475, 268200, 281040, 286080, 299776, 337248, 343296, 348958, 351300, 357600, 374720, 381440, 421560, 429120, 449664, 468400, 476800, 523437, 526950, 536400, 562080, 572160, 599552, 674496, 686592, 697916, 702600, 715200, 749440, 843120, 858240, 872395, 899328, 936800, 953600, 1046874, 1053900, 1072800, 1124160, 1144320, 1348992, 1395832, 1405200, 1430400, 1498880, 1570311, 1686240, 1716480, 1744790, 1798656, 1873600, 1907200, 2093748, 2107800, 2145600, 2248320, 2617185, 2697984, 2791664, 2810400, 2860800, 2997760, 3140622, 3372480, 3432960, 3489580, 3747200, 4187496, 4215600, 4291200, 4361975, 4496640, 5234370, 5395968, 5583328, 5620800, 5721600, 6281244, 6744960, 6979160, 7494400, 7851555, 8374992, 8431200, 8582400, 8723950, 8993280, 10468740, 11166656, 11241600, 12562488, 13085925, 13489920, 13958320, 14988800, 15703110, 16749984, 16862400, 17164800, 17447900, 20937480, 22333312, 22483200, 25124976, 26171850, 26979840, 27916640, 31406220, 33499968, 33724800, 34895800, 39257775, 41874960, 44666624, 44966400, 50249952, 52343700, 55833280, 62812440, 66999936, 67449600, 69791600, 78515550, 83749920, 89333248, 100499904, 104687400, 111666560, 125624880, 133999872, 134899200, 139583200, 157031100, 167499840, 200999808, 209374800, 223333120, 251249760, 267999744, 279166400, 314062200, 334999680, 401999616, 418749600, 446666240, 502499520, 558332800, 628124400, 669999360, 803999232, 837499200, 1004999040, 1116665600, 1256248800, 1339998720, 1674998400, 2009998080, 2233331200, 2512497600, 3349996800, 4019996160, 5024995200, 6699993600, 10049990400, 20099980800]

約数ペア:

[(1, 20099980800), (2, 10049990400), (3, 6699993600), (4, 5024995200), (5, 4019996160), (6, 3349996800), (8, 2512497600), (9, 2233331200), (10, 2009998080), (12, 1674998400), (15, 1339998720), (16, 1256248800), (18, 1116665600), (20, 1004999040), (24, 837499200), (25, 803999232), (30, 669999360), (32, 628124400), (36, 558332800), (40, 502499520), (45, 446666240), (48, 418749600), (50, 401999616), (60, 334999680), (64, 314062200), (72, 279166400), (75, 267999744), (80, 251249760), (90, 223333120), (96, 209374800), (100, 200999808), (120, 167499840), (128, 157031100), (144, 139583200), (149, 134899200), (150, 133999872), (160, 125624880), (180, 111666560), (192, 104687400), (200, 100499904), (225, 89333248), (240, 83749920), (256, 78515550), (288, 69791600), (298, 67449600), (300, 66999936), (320, 62812440), (360, 55833280), (384, 52343700), (400, 50249952), (447, 44966400), (450, 44666624), (480, 41874960), (512, 39257775), (576, 34895800), (596, 33724800), (600, 33499968), (640, 31406220), (720, 27916640), (745, 26979840), (768, 26171850), (800, 25124976), (894, 22483200), (900, 22333312), (960, 20937480), (1152, 17447900), (1171, 17164800), (1192, 16862400), (1200, 16749984), (1280, 15703110), (1341, 14988800), (1440, 13958320), (1490, 13489920), (1536, 13085925), (1600, 12562488), (1788, 11241600), (1800, 11166656), (1920, 10468740), (2235, 8993280), (2304, 8723950), (2342, 8582400), (2384, 8431200), (2400, 8374992), (2560, 7851555), (2682, 7494400), (2880, 6979160), (2980, 6744960), (3200, 6281244), (3513, 5721600), (3576, 5620800), (3600, 5583328), (3725, 5395968), (3840, 5234370), (4470, 4496640), (4608, 4361975), (4684, 4291200), (4768, 4215600), (4800, 4187496), (5364, 3747200), (5760, 3489580), (5855, 3432960), (5960, 3372480), (6400, 3140622), (6705, 2997760), (7026, 2860800), (7152, 2810400), (7200, 2791664), (7450, 2697984), (7680, 2617185), (8940, 2248320), (9368, 2145600), (9536, 2107800), (9600, 2093748), (10539, 1907200), (10728, 1873600), (11175, 1798656), (11520, 1744790), (11710, 1716480), (11920, 1686240), (12800, 1570311), (13410, 1498880), (14052, 1430400), (14304, 1405200), (14400, 1395832), (14900, 1348992), (17565, 1144320), (17880, 1124160), (18736, 1072800), (19072, 1053900), (19200, 1046874), (21078, 953600), (21456, 936800), (22350, 899328), (23040, 872395), (23420, 858240), (23840, 843120), (26820, 749440), (28104, 715200), (28608, 702600), (28800, 697916), (29275, 686592), (29800, 674496), (33525, 599552), (35130, 572160), (35760, 562080), (37472, 536400), (38144, 526950), (38400, 523437), (42156, 476800), (42912, 468400), (44700, 449664), (46840, 429120), (47680, 421560), (52695, 381440), (53640, 374720), (56208, 357600), (57216, 351300), (57600, 348958), (58550, 343296), (59600, 337248), (67050, 299776), (70260, 286080), (71520, 281040), (74944, 268200), (76288, 263475), (84312, 238400), (85824, 234200), (87825, 228864), (89400, 224832), (93680, 214560), (95360, 210780), (105390, 190720), (107280, 187360), (112416, 178800), (114432, 175650), (115200, 174479), (117100, 171648), (119200, 168624), (134100, 149888), (140520, 143040)]