157439360

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 128

約数和(自身を含む): 411264000

約数和(自身を除く): 253824640

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 127, 128, 130, 149, 160, 208, 254, 260, 298, 320, 416, 508, 520, 596, 635, 640, 745, 832, 1016, 1040, 1192, 1270, 1490, 1651, 1664, 1937, 2032, 2080, 2384, 2540, 2980, 3302, 3874, 4064, 4160, 4768, 5080, 5960, 6604, 7748, 8128, 8255, 8320, 9536, 9685, 10160, 11920, 13208, 15496, 16256, 16510, 18923, 19072, 19370, 20320, 23840, 26416, 30992, 33020, 37846, 38740, 40640, 47680, 52832, 61984, 66040, 75692, 77480, 81280, 94615, 95360, 105664, 123968, 132080, 151384, 154960, 189230, 211328, 245999, 247936, 264160, 302768, 309920, 378460, 491998, 528320, 605536, 619840, 756920, 983996, 1056640, 1211072, 1229995, 1239680, 1513840, 1967992, 2422144, 2459990, 3027680, 3935984, 4919980, 6055360, 7871968, 9839960, 12110720, 15743936, 19679920, 31487872, 39359840, 78719680, 157439360]

約数ペア:

[(1, 157439360), (2, 78719680), (4, 39359840), (5, 31487872), (8, 19679920), (10, 15743936), (13, 12110720), (16, 9839960), (20, 7871968), (26, 6055360), (32, 4919980), (40, 3935984), (52, 3027680), (64, 2459990), (65, 2422144), (80, 1967992), (104, 1513840), (127, 1239680), (128, 1229995), (130, 1211072), (149, 1056640), (160, 983996), (208, 756920), (254, 619840), (260, 605536), (298, 528320), (320, 491998), (416, 378460), (508, 309920), (520, 302768), (596, 264160), (635, 247936), (640, 245999), (745, 211328), (832, 189230), (1016, 154960), (1040, 151384), (1192, 132080), (1270, 123968), (1490, 105664), (1651, 95360), (1664, 94615), (1937, 81280), (2032, 77480), (2080, 75692), (2384, 66040), (2540, 61984), (2980, 52832), (3302, 47680), (3874, 40640), (4064, 38740), (4160, 37846), (4768, 33020), (5080, 30992), (5960, 26416), (6604, 23840), (7748, 20320), (8128, 19370), (8255, 19072), (8320, 18923), (9536, 16510), (9685, 16256), (10160, 15496), (11920, 13208)]