66554880

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^1\times {\mathrm{619}}^1$

素因数の和:654

約数の個数: 176

約数和(自身を含む): 243674880

約数和(自身を除く): 177120000

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 619, 640, 672, 768, 840, 896, 960, 1024, 1120, 1238, 1280, 1344, 1536, 1680, 1792, 1857, 1920, 2240, 2476, 2560, 2688, 3072, 3095, 3360, 3584, 3714, 3840, 4333, 4480, 4952, 5120, 5376, 6190, 6720, 7168, 7428, 7680, 8666, 8960, 9285, 9904, 10752, 12380, 12999, 13440, 14856, 15360, 17332, 17920, 18570, 19808, 21504, 21665, 24760, 25998, 26880, 29712, 34664, 35840, 37140, 39616, 43330, 49520, 51996, 53760, 59424, 64995, 69328, 74280, 79232, 86660, 99040, 103992, 107520, 118848, 129990, 138656, 148560, 158464, 173320, 198080, 207984, 237696, 259980, 277312, 297120, 316928, 346640, 396160, 415968, 475392, 519960, 554624, 594240, 633856, 693280, 792320, 831936, 950784, 1039920, 1109248, 1188480, 1386560, 1584640, 1663872, 1901568, 2079840, 2218496, 2376960, 2773120, 3169280, 3327744, 4159680, 4436992, 4753920, 5546240, 6655488, 8319360, 9507840, 11092480, 13310976, 16638720, 22184960, 33277440, 66554880]

約数ペア:

[(1, 66554880), (2, 33277440), (3, 22184960), (4, 16638720), (5, 13310976), (6, 11092480), (7, 9507840), (8, 8319360), (10, 6655488), (12, 5546240), (14, 4753920), (15, 4436992), (16, 4159680), (20, 3327744), (21, 3169280), (24, 2773120), (28, 2376960), (30, 2218496), (32, 2079840), (35, 1901568), (40, 1663872), (42, 1584640), (48, 1386560), (56, 1188480), (60, 1109248), (64, 1039920), (70, 950784), (80, 831936), (84, 792320), (96, 693280), (105, 633856), (112, 594240), (120, 554624), (128, 519960), (140, 475392), (160, 415968), (168, 396160), (192, 346640), (210, 316928), (224, 297120), (240, 277312), (256, 259980), (280, 237696), (320, 207984), (336, 198080), (384, 173320), (420, 158464), (448, 148560), (480, 138656), (512, 129990), (560, 118848), (619, 107520), (640, 103992), (672, 99040), (768, 86660), (840, 79232), (896, 74280), (960, 69328), (1024, 64995), (1120, 59424), (1238, 53760), (1280, 51996), (1344, 49520), (1536, 43330), (1680, 39616), (1792, 37140), (1857, 35840), (1920, 34664), (2240, 29712), (2476, 26880), (2560, 25998), (2688, 24760), (3072, 21665), (3095, 21504), (3360, 19808), (3584, 18570), (3714, 17920), (3840, 17332), (4333, 15360), (4480, 14856), (4952, 13440), (5120, 12999), (5376, 12380), (6190, 10752), (6720, 9904), (7168, 9285), (7428, 8960), (7680, 8666)]