87319960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:210

約数の個数: 192

約数和(自身を含む): 258552000

約数和(自身を除く): 171232040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 49, 52, 56, 65, 70, 91, 92, 98, 104, 115, 130, 140, 149, 161, 182, 184, 196, 230, 245, 260, 280, 298, 299, 322, 364, 392, 455, 460, 490, 520, 596, 598, 637, 644, 728, 745, 805, 910, 920, 980, 1043, 1127, 1192, 1196, 1274, 1288, 1490, 1495, 1610, 1820, 1937, 1960, 2086, 2093, 2254, 2392, 2548, 2980, 2990, 3185, 3220, 3427, 3640, 3874, 4172, 4186, 4508, 5096, 5215, 5635, 5960, 5980, 6370, 6440, 6854, 7301, 7748, 8344, 8372, 9016, 9685, 10430, 10465, 11270, 11960, 12740, 13559, 13708, 14602, 14651, 15496, 16744, 17135, 19370, 20860, 20930, 22540, 23989, 25480, 27118, 27416, 29204, 29302, 34270, 36505, 38740, 41720, 41860, 44551, 45080, 47978, 54236, 58408, 58604, 67795, 68540, 73010, 73255, 77480, 83720, 89102, 94913, 95956, 108472, 117208, 119945, 135590, 137080, 146020, 146510, 167923, 178204, 189826, 191912, 222755, 239890, 271180, 292040, 293020, 311857, 335846, 356408, 379652, 445510, 474565, 479780, 542360, 586040, 623714, 671692, 759304, 839615, 891020, 949130, 959560, 1247428, 1343384, 1559285, 1679230, 1782040, 1898260, 2182999, 2494856, 3118570, 3358460, 3796520, 4365998, 6237140, 6716920, 8731996, 10914995, 12474280, 17463992, 21829990, 43659980, 87319960]

約数ペア:

[(1, 87319960), (2, 43659980), (4, 21829990), (5, 17463992), (7, 12474280), (8, 10914995), (10, 8731996), (13, 6716920), (14, 6237140), (20, 4365998), (23, 3796520), (26, 3358460), (28, 3118570), (35, 2494856), (40, 2182999), (46, 1898260), (49, 1782040), (52, 1679230), (56, 1559285), (65, 1343384), (70, 1247428), (91, 959560), (92, 949130), (98, 891020), (104, 839615), (115, 759304), (130, 671692), (140, 623714), (149, 586040), (161, 542360), (182, 479780), (184, 474565), (196, 445510), (230, 379652), (245, 356408), (260, 335846), (280, 311857), (298, 293020), (299, 292040), (322, 271180), (364, 239890), (392, 222755), (455, 191912), (460, 189826), (490, 178204), (520, 167923), (596, 146510), (598, 146020), (637, 137080), (644, 135590), (728, 119945), (745, 117208), (805, 108472), (910, 95956), (920, 94913), (980, 89102), (1043, 83720), (1127, 77480), (1192, 73255), (1196, 73010), (1274, 68540), (1288, 67795), (1490, 58604), (1495, 58408), (1610, 54236), (1820, 47978), (1937, 45080), (1960, 44551), (2086, 41860), (2093, 41720), (2254, 38740), (2392, 36505), (2548, 34270), (2980, 29302), (2990, 29204), (3185, 27416), (3220, 27118), (3427, 25480), (3640, 23989), (3874, 22540), (4172, 20930), (4186, 20860), (4508, 19370), (5096, 17135), (5215, 16744), (5635, 15496), (5960, 14651), (5980, 14602), (6370, 13708), (6440, 13559), (6854, 12740), (7301, 11960), (7748, 11270), (8344, 10465), (8372, 10430), (9016, 9685)]