213200640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 288

約数和(自身を含む): 784896000

約数和(自身を除く): 571695360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 199, 216, 240, 248, 256, 270, 279, 288, 310, 320, 360, 372, 384, 398, 432, 465, 480, 496, 540, 558, 576, 597, 620, 640, 720, 744, 768, 796, 837, 864, 930, 960, 992, 995, 1080, 1116, 1152, 1194, 1240, 1280, 1395, 1440, 1488, 1592, 1674, 1728, 1791, 1860, 1920, 1984, 1990, 2160, 2232, 2304, 2388, 2480, 2790, 2880, 2976, 2985, 3184, 3348, 3456, 3582, 3720, 3840, 3968, 3980, 4185, 4320, 4464, 4776, 4960, 5373, 5580, 5760, 5952, 5970, 6169, 6368, 6696, 6912, 7164, 7440, 7936, 7960, 8370, 8640, 8928, 8955, 9552, 9920, 10746, 11160, 11520, 11904, 11940, 12338, 12736, 13392, 14328, 14880, 15920, 16740, 17280, 17856, 17910, 18507, 19104, 19840, 21492, 22320, 23808, 23880, 24676, 25472, 26784, 26865, 28656, 29760, 30845, 31840, 33480, 34560, 35712, 35820, 37014, 38208, 39680, 42984, 44640, 47760, 49352, 50944, 53568, 53730, 55521, 57312, 59520, 61690, 63680, 66960, 71424, 71640, 74028, 76416, 85968, 89280, 92535, 95520, 98704, 107136, 107460, 111042, 114624, 119040, 123380, 127360, 133920, 143280, 148056, 152832, 166563, 171936, 178560, 185070, 191040, 197408, 214272, 214920, 222084, 229248, 246760, 254720, 267840, 277605, 286560, 296112, 333126, 343872, 357120, 370140, 382080, 394816, 429840, 444168, 458496, 493520, 535680, 555210, 573120, 592224, 666252, 687744, 740280, 764160, 789632, 832815, 859680, 888336, 987040, 1071360, 1110420, 1146240, 1184448, 1332504, 1375488, 1480560, 1579264, 1665630, 1719360, 1776672, 1974080, 2220840, 2292480, 2368896, 2665008, 2961120, 3331260, 3438720, 3553344, 3948160, 4441680, 4737792, 5330016, 5922240, 6662520, 6877440, 7106688, 7896320, 8883360, 10660032, 11844480, 13325040, 14213376, 17766720, 21320064, 23688960, 26650080, 35533440, 42640128, 53300160, 71066880, 106600320, 213200640]

約数ペア:

[(1, 213200640), (2, 106600320), (3, 71066880), (4, 53300160), (5, 42640128), (6, 35533440), (8, 26650080), (9, 23688960), (10, 21320064), (12, 17766720), (15, 14213376), (16, 13325040), (18, 11844480), (20, 10660032), (24, 8883360), (27, 7896320), (30, 7106688), (31, 6877440), (32, 6662520), (36, 5922240), (40, 5330016), (45, 4737792), (48, 4441680), (54, 3948160), (60, 3553344), (62, 3438720), (64, 3331260), (72, 2961120), (80, 2665008), (90, 2368896), (93, 2292480), (96, 2220840), (108, 1974080), (120, 1776672), (124, 1719360), (128, 1665630), (135, 1579264), (144, 1480560), (155, 1375488), (160, 1332504), (180, 1184448), (186, 1146240), (192, 1110420), (199, 1071360), (216, 987040), (240, 888336), (248, 859680), (256, 832815), (270, 789632), (279, 764160), (288, 740280), (310, 687744), (320, 666252), (360, 592224), (372, 573120), (384, 555210), (398, 535680), (432, 493520), (465, 458496), (480, 444168), (496, 429840), (540, 394816), (558, 382080), (576, 370140), (597, 357120), (620, 343872), (640, 333126), (720, 296112), (744, 286560), (768, 277605), (796, 267840), (837, 254720), (864, 246760), (930, 229248), (960, 222084), (992, 214920), (995, 214272), (1080, 197408), (1116, 191040), (1152, 185070), (1194, 178560), (1240, 171936), (1280, 166563), (1395, 152832), (1440, 148056), (1488, 143280), (1592, 133920), (1674, 127360), (1728, 123380), (1791, 119040), (1860, 114624), (1920, 111042), (1984, 107460), (1990, 107136), (2160, 98704), (2232, 95520), (2304, 92535), (2388, 89280), (2480, 85968), (2790, 76416), (2880, 74028), (2976, 71640), (2985, 71424), (3184, 66960), (3348, 63680), (3456, 61690), (3582, 59520), (3720, 57312), (3840, 55521), (3968, 53730), (3980, 53568), (4185, 50944), (4320, 49352), (4464, 47760), (4776, 44640), (4960, 42984), (5373, 39680), (5580, 38208), (5760, 37014), (5952, 35820), (5970, 35712), (6169, 34560), (6368, 33480), (6696, 31840), (6912, 30845), (7164, 29760), (7440, 28656), (7936, 26865), (7960, 26784), (8370, 25472), (8640, 24676), (8928, 23880), (8955, 23808), (9552, 22320), (9920, 21492), (10746, 19840), (11160, 19104), (11520, 18507), (11904, 17910), (11940, 17856), (12338, 17280), (12736, 16740), (13392, 15920), (14328, 14880)]