395979120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:320

約数の個数: 240

約数和(自身を含む): 1393696512

約数和(自身を除く): 997717392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 113, 120, 124, 144, 155, 157, 180, 186, 226, 240, 248, 279, 310, 314, 339, 360, 372, 452, 465, 471, 496, 558, 565, 620, 628, 678, 720, 744, 785, 904, 930, 942, 1017, 1116, 1130, 1240, 1256, 1356, 1395, 1413, 1488, 1570, 1695, 1808, 1860, 1884, 2034, 2232, 2260, 2355, 2480, 2512, 2712, 2790, 2826, 3140, 3390, 3503, 3720, 3768, 4068, 4464, 4520, 4710, 4867, 5085, 5424, 5580, 5652, 6280, 6780, 7006, 7065, 7440, 7536, 8136, 9040, 9420, 9734, 10170, 10509, 11160, 11304, 12560, 13560, 14012, 14130, 14601, 16272, 17515, 17741, 18840, 19468, 20340, 21018, 22320, 22608, 24335, 27120, 28024, 28260, 29202, 31527, 35030, 35482, 37680, 38936, 40680, 42036, 43803, 48670, 52545, 53223, 56048, 56520, 58404, 63054, 70060, 70964, 73005, 77872, 81360, 84072, 87606, 88705, 97340, 105090, 106446, 113040, 116808, 126108, 140120, 141928, 146010, 157635, 159669, 168144, 175212, 177410, 194680, 210180, 212892, 219015, 233616, 252216, 266115, 280240, 283856, 292020, 315270, 319338, 350424, 354820, 389360, 420360, 425784, 438030, 504432, 532230, 549971, 584040, 630540, 638676, 700848, 709640, 798345, 840720, 851568, 876060, 1064460, 1099942, 1168080, 1261080, 1277352, 1419280, 1596690, 1649913, 1752120, 2128920, 2199884, 2522160, 2554704, 2749855, 3193380, 3299826, 3504240, 4257840, 4399768, 4949739, 5499710, 6386760, 6599652, 8249565, 8799536, 9899478, 10999420, 12773520, 13199304, 16499130, 19798956, 21998840, 24748695, 26398608, 32998260, 39597912, 43997680, 49497390, 65996520, 79195824, 98994780, 131993040, 197989560, 395979120]

約数ペア:

[(1, 395979120), (2, 197989560), (3, 131993040), (4, 98994780), (5, 79195824), (6, 65996520), (8, 49497390), (9, 43997680), (10, 39597912), (12, 32998260), (15, 26398608), (16, 24748695), (18, 21998840), (20, 19798956), (24, 16499130), (30, 13199304), (31, 12773520), (36, 10999420), (40, 9899478), (45, 8799536), (48, 8249565), (60, 6599652), (62, 6386760), (72, 5499710), (80, 4949739), (90, 4399768), (93, 4257840), (113, 3504240), (120, 3299826), (124, 3193380), (144, 2749855), (155, 2554704), (157, 2522160), (180, 2199884), (186, 2128920), (226, 1752120), (240, 1649913), (248, 1596690), (279, 1419280), (310, 1277352), (314, 1261080), (339, 1168080), (360, 1099942), (372, 1064460), (452, 876060), (465, 851568), (471, 840720), (496, 798345), (558, 709640), (565, 700848), (620, 638676), (628, 630540), (678, 584040), (720, 549971), (744, 532230), (785, 504432), (904, 438030), (930, 425784), (942, 420360), (1017, 389360), (1116, 354820), (1130, 350424), (1240, 319338), (1256, 315270), (1356, 292020), (1395, 283856), (1413, 280240), (1488, 266115), (1570, 252216), (1695, 233616), (1808, 219015), (1860, 212892), (1884, 210180), (2034, 194680), (2232, 177410), (2260, 175212), (2355, 168144), (2480, 159669), (2512, 157635), (2712, 146010), (2790, 141928), (2826, 140120), (3140, 126108), (3390, 116808), (3503, 113040), (3720, 106446), (3768, 105090), (4068, 97340), (4464, 88705), (4520, 87606), (4710, 84072), (4867, 81360), (5085, 77872), (5424, 73005), (5580, 70964), (5652, 70060), (6280, 63054), (6780, 58404), (7006, 56520), (7065, 56048), (7440, 53223), (7536, 52545), (8136, 48670), (9040, 43803), (9420, 42036), (9734, 40680), (10170, 38936), (10509, 37680), (11160, 35482), (11304, 35030), (12560, 31527), (13560, 29202), (14012, 28260), (14130, 28024), (14601, 27120), (16272, 24335), (17515, 22608), (17741, 22320), (18840, 21018), (19468, 20340)]