19278466560

素因数分解:

$2^9\times 3^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:663

約数の個数: 400

約数和(自身を含む): 69516532800

約数和(自身を除く): 50238066240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 239, 240, 256, 270, 288, 320, 324, 360, 384, 389, 405, 432, 478, 480, 512, 540, 576, 640, 648, 717, 720, 768, 778, 810, 864, 956, 960, 1080, 1152, 1167, 1195, 1280, 1296, 1434, 1440, 1536, 1556, 1620, 1728, 1912, 1920, 1945, 2151, 2160, 2304, 2334, 2390, 2560, 2592, 2868, 2880, 3112, 3240, 3456, 3501, 3585, 3824, 3840, 3890, 4302, 4320, 4608, 4668, 4780, 5184, 5736, 5760, 5835, 6224, 6453, 6480, 6912, 7002, 7170, 7648, 7680, 7780, 8604, 8640, 9336, 9560, 10368, 10503, 10755, 11472, 11520, 11670, 12448, 12906, 12960, 13824, 14004, 14340, 15296, 15560, 17208, 17280, 17505, 18672, 19120, 19359, 20736, 21006, 21510, 22944, 23040, 23340, 24896, 25812, 25920, 28008, 28680, 30592, 31120, 31509, 32265, 34416, 34560, 35010, 37344, 38240, 38718, 41472, 42012, 43020, 45888, 46680, 49792, 51624, 51840, 52515, 56016, 57360, 61184, 62240, 63018, 64530, 68832, 69120, 70020, 74688, 76480, 77436, 84024, 86040, 91776, 92971, 93360, 96795, 99584, 103248, 103680, 105030, 112032, 114720, 122368, 124480, 126036, 129060, 137664, 140040, 149376, 152960, 154872, 157545, 168048, 172080, 183552, 185942, 186720, 193590, 199168, 206496, 207360, 210060, 224064, 229440, 248960, 252072, 258120, 275328, 278913, 280080, 298752, 305920, 309744, 315090, 336096, 344160, 367104, 371884, 373440, 387180, 412992, 420120, 448128, 458880, 464855, 497920, 504144, 516240, 550656, 557826, 560160, 597504, 611840, 619488, 630180, 672192, 688320, 743768, 746880, 774360, 825984, 836739, 840240, 896256, 917760, 929710, 995840, 1008288, 1032480, 1101312, 1115652, 1120320, 1238976, 1260360, 1344384, 1376640, 1394565, 1487536, 1493760, 1548720, 1651968, 1673478, 1680480, 1792512, 1835520, 1859420, 2016576, 2064960, 2231304, 2240640, 2477952, 2510217, 2520720, 2688768, 2753280, 2789130, 2975072, 2987520, 3097440, 3303936, 3346956, 3360960, 3718840, 4033152, 4129920, 4183695, 4462608, 4481280, 4955904, 5020434, 5041440, 5377536, 5506560, 5578260, 5950144, 6194880, 6693912, 6721920, 7437680, 7530651, 8066304, 8259840, 8367390, 8925216, 8962560, 9911808, 10040868, 10082880, 11156520, 11900288, 12389760, 12551085, 13387824, 13443840, 14875360, 15061302, 16132608, 16519680, 16734780, 17850432, 20081736, 20165760, 22313040, 23800576, 24779520, 25102170, 26775648, 26887680, 29750720, 30122604, 33469560, 35700864, 37653255, 40163472, 40331520, 44626080, 47601152, 49559040, 50204340, 53551296, 59501440, 60245208, 66939120, 71401728, 75306510, 80326944, 80663040, 89252160, 100408680, 107102592, 119002880, 120490416, 133878240, 142803456, 150613020, 160653888, 178504320, 200817360, 214205184, 238005760, 240980832, 267756480, 301226040, 321307776, 357008640, 401634720, 428410368, 481961664, 535512960, 602452080, 642615552, 714017280, 803269440, 963923328, 1071025920, 1204904160, 1285231104, 1606538880, 1927846656, 2142051840, 2409808320, 3213077760, 3855693312, 4819616640, 6426155520, 9639233280, 19278466560]

約数ペア:

[(1, 19278466560), (2, 9639233280), (3, 6426155520), (4, 4819616640), (5, 3855693312), (6, 3213077760), (8, 2409808320), (9, 2142051840), (10, 1927846656), (12, 1606538880), (15, 1285231104), (16, 1204904160), (18, 1071025920), (20, 963923328), (24, 803269440), (27, 714017280), (30, 642615552), (32, 602452080), (36, 535512960), (40, 481961664), (45, 428410368), (48, 401634720), (54, 357008640), (60, 321307776), (64, 301226040), (72, 267756480), (80, 240980832), (81, 238005760), (90, 214205184), (96, 200817360), (108, 178504320), (120, 160653888), (128, 150613020), (135, 142803456), (144, 133878240), (160, 120490416), (162, 119002880), (180, 107102592), (192, 100408680), (216, 89252160), (239, 80663040), (240, 80326944), (256, 75306510), (270, 71401728), (288, 66939120), (320, 60245208), (324, 59501440), (360, 53551296), (384, 50204340), (389, 49559040), (405, 47601152), (432, 44626080), (478, 40331520), (480, 40163472), (512, 37653255), (540, 35700864), (576, 33469560), (640, 30122604), (648, 29750720), (717, 26887680), (720, 26775648), (768, 25102170), (778, 24779520), (810, 23800576), (864, 22313040), (956, 20165760), (960, 20081736), (1080, 17850432), (1152, 16734780), (1167, 16519680), (1195, 16132608), (1280, 15061302), (1296, 14875360), (1434, 13443840), (1440, 13387824), (1536, 12551085), (1556, 12389760), (1620, 11900288), (1728, 11156520), (1912, 10082880), (1920, 10040868), (1945, 9911808), (2151, 8962560), (2160, 8925216), (2304, 8367390), (2334, 8259840), (2390, 8066304), (2560, 7530651), (2592, 7437680), (2868, 6721920), (2880, 6693912), (3112, 6194880), (3240, 5950144), (3456, 5578260), (3501, 5506560), (3585, 5377536), (3824, 5041440), (3840, 5020434), (3890, 4955904), (4302, 4481280), (4320, 4462608), (4608, 4183695), (4668, 4129920), (4780, 4033152), (5184, 3718840), (5736, 3360960), (5760, 3346956), (5835, 3303936), (6224, 3097440), (6453, 2987520), (6480, 2975072), (6912, 2789130), (7002, 2753280), (7170, 2688768), (7648, 2520720), (7680, 2510217), (7780, 2477952), (8604, 2240640), (8640, 2231304), (9336, 2064960), (9560, 2016576), (10368, 1859420), (10503, 1835520), (10755, 1792512), (11472, 1680480), (11520, 1673478), (11670, 1651968), (12448, 1548720), (12906, 1493760), (12960, 1487536), (13824, 1394565), (14004, 1376640), (14340, 1344384), (15296, 1260360), (15560, 1238976), (17208, 1120320), (17280, 1115652), (17505, 1101312), (18672, 1032480), (19120, 1008288), (19359, 995840), (20736, 929710), (21006, 917760), (21510, 896256), (22944, 840240), (23040, 836739), (23340, 825984), (24896, 774360), (25812, 746880), (25920, 743768), (28008, 688320), (28680, 672192), (30592, 630180), (31120, 619488), (31509, 611840), (32265, 597504), (34416, 560160), (34560, 557826), (35010, 550656), (37344, 516240), (38240, 504144), (38718, 497920), (41472, 464855), (42012, 458880), (43020, 448128), (45888, 420120), (46680, 412992), (49792, 387180), (51624, 373440), (51840, 371884), (52515, 367104), (56016, 344160), (57360, 336096), (61184, 315090), (62240, 309744), (63018, 305920), (64530, 298752), (68832, 280080), (69120, 278913), (70020, 275328), (74688, 258120), (76480, 252072), (77436, 248960), (84024, 229440), (86040, 224064), (91776, 210060), (92971, 207360), (93360, 206496), (96795, 199168), (99584, 193590), (103248, 186720), (103680, 185942), (105030, 183552), (112032, 172080), (114720, 168048), (122368, 157545), (124480, 154872), (126036, 152960), (129060, 149376), (137664, 140040)]