19127520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 144

約数和(自身を含む): 67223520

約数和(自身を除く): 48096000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 96, 111, 120, 144, 148, 160, 180, 185, 222, 240, 288, 296, 333, 359, 360, 370, 444, 480, 555, 592, 666, 718, 720, 740, 888, 1077, 1110, 1184, 1332, 1436, 1440, 1480, 1665, 1776, 1795, 2154, 2220, 2664, 2872, 2960, 3231, 3330, 3552, 3590, 4308, 4440, 5328, 5385, 5744, 5920, 6462, 6660, 7180, 8616, 8880, 10656, 10770, 11488, 12924, 13283, 13320, 14360, 16155, 17232, 17760, 21540, 25848, 26566, 26640, 28720, 32310, 34464, 39849, 43080, 51696, 53132, 53280, 57440, 64620, 66415, 79698, 86160, 103392, 106264, 119547, 129240, 132830, 159396, 172320, 199245, 212528, 239094, 258480, 265660, 318792, 398490, 425056, 478188, 516960, 531320, 597735, 637584, 796980, 956376, 1062640, 1195470, 1275168, 1593960, 1912752, 2125280, 2390940, 3187920, 3825504, 4781880, 6375840, 9563760, 19127520]

約数ペア:

[(1, 19127520), (2, 9563760), (3, 6375840), (4, 4781880), (5, 3825504), (6, 3187920), (8, 2390940), (9, 2125280), (10, 1912752), (12, 1593960), (15, 1275168), (16, 1195470), (18, 1062640), (20, 956376), (24, 796980), (30, 637584), (32, 597735), (36, 531320), (37, 516960), (40, 478188), (45, 425056), (48, 398490), (60, 318792), (72, 265660), (74, 258480), (80, 239094), (90, 212528), (96, 199245), (111, 172320), (120, 159396), (144, 132830), (148, 129240), (160, 119547), (180, 106264), (185, 103392), (222, 86160), (240, 79698), (288, 66415), (296, 64620), (333, 57440), (359, 53280), (360, 53132), (370, 51696), (444, 43080), (480, 39849), (555, 34464), (592, 32310), (666, 28720), (718, 26640), (720, 26566), (740, 25848), (888, 21540), (1077, 17760), (1110, 17232), (1184, 16155), (1332, 14360), (1436, 13320), (1440, 13283), (1480, 12924), (1665, 11488), (1776, 10770), (1795, 10656), (2154, 8880), (2220, 8616), (2664, 7180), (2872, 6660), (2960, 6462), (3231, 5920), (3330, 5744), (3552, 5385), (3590, 5328), (4308, 4440)]