399329280

素因数分解:

$2^{11}\times 3^2\times 5^1\times 7^1\times {\mathrm{619}}^1$

素因数の和:659

約数の個数: 288

約数和(自身を含む): 1584273600

約数和(自身を除く): 1184944320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 619, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1238, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1857, 1920, 2016, 2048, 2240, 2304, 2476, 2520, 2560, 2688, 2880, 3072, 3095, 3360, 3584, 3714, 3840, 4032, 4333, 4480, 4608, 4952, 5040, 5120, 5376, 5571, 5760, 6144, 6190, 6720, 7168, 7428, 7680, 8064, 8666, 8960, 9216, 9285, 9904, 10080, 10240, 10752, 11142, 11520, 12380, 12999, 13440, 14336, 14856, 15360, 16128, 17332, 17920, 18432, 18570, 19808, 20160, 21504, 21665, 22284, 23040, 24760, 25998, 26880, 27855, 29712, 30720, 32256, 34664, 35840, 37140, 38997, 39616, 40320, 43008, 43330, 44568, 46080, 49520, 51996, 53760, 55710, 59424, 64512, 64995, 69328, 71680, 74280, 77994, 79232, 80640, 86660, 89136, 92160, 99040, 103992, 107520, 111420, 118848, 129024, 129990, 138656, 148560, 155988, 158464, 161280, 173320, 178272, 194985, 198080, 207984, 215040, 222840, 237696, 259980, 277312, 297120, 311976, 316928, 322560, 346640, 356544, 389970, 396160, 415968, 445680, 475392, 519960, 554624, 594240, 623952, 633856, 645120, 693280, 713088, 779940, 792320, 831936, 891360, 950784, 1039920, 1109248, 1188480, 1247904, 1267712, 1386560, 1426176, 1559880, 1584640, 1663872, 1782720, 1901568, 2079840, 2218496, 2376960, 2495808, 2773120, 2852352, 3119760, 3169280, 3327744, 3565440, 3803136, 4159680, 4436992, 4753920, 4991616, 5546240, 5704704, 6239520, 6338560, 6655488, 7130880, 8319360, 8873984, 9507840, 9983232, 11092480, 11409408, 12479040, 13310976, 14261760, 16638720, 19015680, 19966464, 22184960, 24958080, 26621952, 28523520, 33277440, 39932928, 44369920, 49916160, 57047040, 66554880, 79865856, 99832320, 133109760, 199664640, 399329280]

約数ペア:

[(1, 399329280), (2, 199664640), (3, 133109760), (4, 99832320), (5, 79865856), (6, 66554880), (7, 57047040), (8, 49916160), (9, 44369920), (10, 39932928), (12, 33277440), (14, 28523520), (15, 26621952), (16, 24958080), (18, 22184960), (20, 19966464), (21, 19015680), (24, 16638720), (28, 14261760), (30, 13310976), (32, 12479040), (35, 11409408), (36, 11092480), (40, 9983232), (42, 9507840), (45, 8873984), (48, 8319360), (56, 7130880), (60, 6655488), (63, 6338560), (64, 6239520), (70, 5704704), (72, 5546240), (80, 4991616), (84, 4753920), (90, 4436992), (96, 4159680), (105, 3803136), (112, 3565440), (120, 3327744), (126, 3169280), (128, 3119760), (140, 2852352), (144, 2773120), (160, 2495808), (168, 2376960), (180, 2218496), (192, 2079840), (210, 1901568), (224, 1782720), (240, 1663872), (252, 1584640), (256, 1559880), (280, 1426176), (288, 1386560), (315, 1267712), (320, 1247904), (336, 1188480), (360, 1109248), (384, 1039920), (420, 950784), (448, 891360), (480, 831936), (504, 792320), (512, 779940), (560, 713088), (576, 693280), (619, 645120), (630, 633856), (640, 623952), (672, 594240), (720, 554624), (768, 519960), (840, 475392), (896, 445680), (960, 415968), (1008, 396160), (1024, 389970), (1120, 356544), (1152, 346640), (1238, 322560), (1260, 316928), (1280, 311976), (1344, 297120), (1440, 277312), (1536, 259980), (1680, 237696), (1792, 222840), (1857, 215040), (1920, 207984), (2016, 198080), (2048, 194985), (2240, 178272), (2304, 173320), (2476, 161280), (2520, 158464), (2560, 155988), (2688, 148560), (2880, 138656), (3072, 129990), (3095, 129024), (3360, 118848), (3584, 111420), (3714, 107520), (3840, 103992), (4032, 99040), (4333, 92160), (4480, 89136), (4608, 86660), (4952, 80640), (5040, 79232), (5120, 77994), (5376, 74280), (5571, 71680), (5760, 69328), (6144, 64995), (6190, 64512), (6720, 59424), (7168, 55710), (7428, 53760), (7680, 51996), (8064, 49520), (8666, 46080), (8960, 44568), (9216, 43330), (9285, 43008), (9904, 40320), (10080, 39616), (10240, 38997), (10752, 37140), (11142, 35840), (11520, 34664), (12380, 32256), (12999, 30720), (13440, 29712), (14336, 27855), (14856, 26880), (15360, 25998), (16128, 24760), (17332, 23040), (17920, 22284), (18432, 21665), (18570, 21504), (19808, 20160)]