217690560

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{577}}^1$

素因数の和:731

約数の個数: 168

約数和(自身を含む): 755788176

約数和(自身を除く): 538097616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 131, 144, 160, 180, 192, 240, 262, 288, 320, 360, 393, 480, 524, 576, 577, 655, 720, 786, 960, 1048, 1154, 1179, 1310, 1440, 1572, 1731, 1965, 2096, 2308, 2358, 2620, 2880, 2885, 3144, 3462, 3930, 4192, 4616, 4716, 5193, 5240, 5770, 5895, 6288, 6924, 7860, 8384, 8655, 9232, 9432, 10386, 10480, 11540, 11790, 12576, 13848, 15720, 17310, 18464, 18864, 20772, 20960, 23080, 23580, 25152, 25965, 27696, 31440, 34620, 36928, 37728, 41544, 41920, 46160, 47160, 51930, 55392, 62880, 69240, 75456, 75587, 83088, 92320, 94320, 103860, 110784, 125760, 138480, 151174, 166176, 184640, 188640, 207720, 226761, 276960, 302348, 332352, 377280, 377935, 415440, 453522, 553920, 604696, 680283, 755870, 830880, 907044, 1133805, 1209392, 1360566, 1511740, 1661760, 1814088, 2267610, 2418784, 2721132, 3023480, 3401415, 3628176, 4535220, 4837568, 5442264, 6046960, 6802830, 7256352, 9070440, 10884528, 12093920, 13605660, 14512704, 18140880, 21769056, 24187840, 27211320, 36281760, 43538112, 54422640, 72563520, 108845280, 217690560]

約数ペア:

[(1, 217690560), (2, 108845280), (3, 72563520), (4, 54422640), (5, 43538112), (6, 36281760), (8, 27211320), (9, 24187840), (10, 21769056), (12, 18140880), (15, 14512704), (16, 13605660), (18, 12093920), (20, 10884528), (24, 9070440), (30, 7256352), (32, 6802830), (36, 6046960), (40, 5442264), (45, 4837568), (48, 4535220), (60, 3628176), (64, 3401415), (72, 3023480), (80, 2721132), (90, 2418784), (96, 2267610), (120, 1814088), (131, 1661760), (144, 1511740), (160, 1360566), (180, 1209392), (192, 1133805), (240, 907044), (262, 830880), (288, 755870), (320, 680283), (360, 604696), (393, 553920), (480, 453522), (524, 415440), (576, 377935), (577, 377280), (655, 332352), (720, 302348), (786, 276960), (960, 226761), (1048, 207720), (1154, 188640), (1179, 184640), (1310, 166176), (1440, 151174), (1572, 138480), (1731, 125760), (1965, 110784), (2096, 103860), (2308, 94320), (2358, 92320), (2620, 83088), (2880, 75587), (2885, 75456), (3144, 69240), (3462, 62880), (3930, 55392), (4192, 51930), (4616, 47160), (4716, 46160), (5193, 41920), (5240, 41544), (5770, 37728), (5895, 36928), (6288, 34620), (6924, 31440), (7860, 27696), (8384, 25965), (8655, 25152), (9232, 23580), (9432, 23080), (10386, 20960), (10480, 20772), (11540, 18864), (11790, 18464), (12576, 17310), (13848, 15720)]