19141440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:304

約数の個数: 112

約数和(自身を含む): 61642752

約数和(自身を除く): 42501312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 157, 160, 192, 240, 254, 314, 320, 381, 471, 480, 508, 628, 635, 762, 785, 942, 960, 1016, 1256, 1270, 1524, 1570, 1884, 1905, 2032, 2355, 2512, 2540, 3048, 3140, 3768, 3810, 4064, 4710, 5024, 5080, 6096, 6280, 7536, 7620, 8128, 9420, 10048, 10160, 12192, 12560, 15072, 15240, 18840, 19939, 20320, 24384, 25120, 30144, 30480, 37680, 39878, 40640, 50240, 59817, 60960, 75360, 79756, 99695, 119634, 121920, 150720, 159512, 199390, 239268, 299085, 319024, 398780, 478536, 598170, 638048, 797560, 957072, 1196340, 1276096, 1595120, 1914144, 2392680, 3190240, 3828288, 4785360, 6380480, 9570720, 19141440]

約数ペア:

[(1, 19141440), (2, 9570720), (3, 6380480), (4, 4785360), (5, 3828288), (6, 3190240), (8, 2392680), (10, 1914144), (12, 1595120), (15, 1276096), (16, 1196340), (20, 957072), (24, 797560), (30, 638048), (32, 598170), (40, 478536), (48, 398780), (60, 319024), (64, 299085), (80, 239268), (96, 199390), (120, 159512), (127, 150720), (157, 121920), (160, 119634), (192, 99695), (240, 79756), (254, 75360), (314, 60960), (320, 59817), (381, 50240), (471, 40640), (480, 39878), (508, 37680), (628, 30480), (635, 30144), (762, 25120), (785, 24384), (942, 20320), (960, 19939), (1016, 18840), (1256, 15240), (1270, 15072), (1524, 12560), (1570, 12192), (1884, 10160), (1905, 10048), (2032, 9420), (2355, 8128), (2512, 7620), (2540, 7536), (3048, 6280), (3140, 6096), (3768, 5080), (3810, 5024), (4064, 4710)]