2187171840

素因数分解:

$2^{11}\times 3^1\times 5^1\times 7^2\times {\mathrm{1453}}^1$

素因数の和:1497

約数の個数: 288

約数和(自身を含む): 8145249840

約数和(自身を除く): 5958078000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1024, 1120, 1176, 1280, 1344, 1453, 1470, 1536, 1568, 1680, 1792, 1920, 1960, 2048, 2240, 2352, 2560, 2688, 2906, 2940, 3072, 3136, 3360, 3584, 3840, 3920, 4359, 4480, 4704, 5120, 5376, 5812, 5880, 6144, 6272, 6720, 7168, 7265, 7680, 7840, 8718, 8960, 9408, 10171, 10240, 10752, 11624, 11760, 12544, 13440, 14336, 14530, 15360, 15680, 17436, 17920, 18816, 20342, 21504, 21795, 23248, 23520, 25088, 26880, 29060, 30513, 30720, 31360, 34872, 35840, 37632, 40684, 43008, 43590, 46496, 47040, 50176, 50855, 53760, 58120, 61026, 62720, 69744, 71197, 71680, 75264, 81368, 87180, 92992, 94080, 100352, 101710, 107520, 116240, 122052, 125440, 139488, 142394, 150528, 152565, 162736, 174360, 185984, 188160, 203420, 213591, 215040, 232480, 244104, 250880, 278976, 284788, 301056, 305130, 325472, 348720, 355985, 371968, 376320, 406840, 427182, 464960, 488208, 501760, 557952, 569576, 610260, 650944, 697440, 711970, 743936, 752640, 813680, 854364, 929920, 976416, 1067955, 1115904, 1139152, 1220520, 1301888, 1394880, 1423940, 1487872, 1505280, 1627360, 1708728, 1859840, 1952832, 2135910, 2231808, 2278304, 2441040, 2603776, 2789760, 2847880, 2975744, 3254720, 3417456, 3719680, 3905664, 4271820, 4463616, 4556608, 4882080, 5207552, 5579520, 5695760, 6509440, 6834912, 7439360, 7811328, 8543640, 8927232, 9113216, 9764160, 10415104, 11159040, 11391520, 13018880, 13669824, 14878720, 15622656, 17087280, 18226432, 19528320, 20830208, 22318080, 22783040, 26037760, 27339648, 31245312, 34174560, 36452864, 39056640, 44636160, 45566080, 52075520, 54679296, 62490624, 68349120, 72905728, 78113280, 91132160, 104151040, 109358592, 136698240, 145811456, 156226560, 182264320, 218717184, 273396480, 312453120, 364528640, 437434368, 546792960, 729057280, 1093585920, 2187171840]

約数ペア:

[(1, 2187171840), (2, 1093585920), (3, 729057280), (4, 546792960), (5, 437434368), (6, 364528640), (7, 312453120), (8, 273396480), (10, 218717184), (12, 182264320), (14, 156226560), (15, 145811456), (16, 136698240), (20, 109358592), (21, 104151040), (24, 91132160), (28, 78113280), (30, 72905728), (32, 68349120), (35, 62490624), (40, 54679296), (42, 52075520), (48, 45566080), (49, 44636160), (56, 39056640), (60, 36452864), (64, 34174560), (70, 31245312), (80, 27339648), (84, 26037760), (96, 22783040), (98, 22318080), (105, 20830208), (112, 19528320), (120, 18226432), (128, 17087280), (140, 15622656), (147, 14878720), (160, 13669824), (168, 13018880), (192, 11391520), (196, 11159040), (210, 10415104), (224, 9764160), (240, 9113216), (245, 8927232), (256, 8543640), (280, 7811328), (294, 7439360), (320, 6834912), (336, 6509440), (384, 5695760), (392, 5579520), (420, 5207552), (448, 4882080), (480, 4556608), (490, 4463616), (512, 4271820), (560, 3905664), (588, 3719680), (640, 3417456), (672, 3254720), (735, 2975744), (768, 2847880), (784, 2789760), (840, 2603776), (896, 2441040), (960, 2278304), (980, 2231808), (1024, 2135910), (1120, 1952832), (1176, 1859840), (1280, 1708728), (1344, 1627360), (1453, 1505280), (1470, 1487872), (1536, 1423940), (1568, 1394880), (1680, 1301888), (1792, 1220520), (1920, 1139152), (1960, 1115904), (2048, 1067955), (2240, 976416), (2352, 929920), (2560, 854364), (2688, 813680), (2906, 752640), (2940, 743936), (3072, 711970), (3136, 697440), (3360, 650944), (3584, 610260), (3840, 569576), (3920, 557952), (4359, 501760), (4480, 488208), (4704, 464960), (5120, 427182), (5376, 406840), (5812, 376320), (5880, 371968), (6144, 355985), (6272, 348720), (6720, 325472), (7168, 305130), (7265, 301056), (7680, 284788), (7840, 278976), (8718, 250880), (8960, 244104), (9408, 232480), (10171, 215040), (10240, 213591), (10752, 203420), (11624, 188160), (11760, 185984), (12544, 174360), (13440, 162736), (14336, 152565), (14530, 150528), (15360, 142394), (15680, 139488), (17436, 125440), (17920, 122052), (18816, 116240), (20342, 107520), (21504, 101710), (21795, 100352), (23248, 94080), (23520, 92992), (25088, 87180), (26880, 81368), (29060, 75264), (30513, 71680), (30720, 71197), (31360, 69744), (34872, 62720), (35840, 61026), (37632, 58120), (40684, 53760), (43008, 50855), (43590, 50176), (46496, 47040)]