215676720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{42793}}^1$

素因数の和:42819

約数の個数: 120

約数和(自身を含む): 827807136

約数和(自身を除く): 612130416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 42793, 85586, 128379, 171172, 213965, 256758, 299551, 342344, 385137, 427930, 513516, 599102, 641895, 684688, 770274, 855860, 898653, 1027032, 1198204, 1283790, 1497755, 1540548, 1711720, 1797306, 1925685, 2054064, 2396408, 2567580, 2695959, 2995510, 3081096, 3423440, 3594612, 3851370, 4493265, 4792816, 5135160, 5391918, 5991020, 6162192, 7189224, 7702740, 8986530, 10270320, 10783836, 11982040, 13479795, 14378448, 15405480, 17973060, 21567672, 23964080, 26959590, 30810960, 35946120, 43135344, 53919180, 71892240, 107838360, 215676720]

約数ペア:

[(1, 215676720), (2, 107838360), (3, 71892240), (4, 53919180), (5, 43135344), (6, 35946120), (7, 30810960), (8, 26959590), (9, 23964080), (10, 21567672), (12, 17973060), (14, 15405480), (15, 14378448), (16, 13479795), (18, 11982040), (20, 10783836), (21, 10270320), (24, 8986530), (28, 7702740), (30, 7189224), (35, 6162192), (36, 5991020), (40, 5391918), (42, 5135160), (45, 4792816), (48, 4493265), (56, 3851370), (60, 3594612), (63, 3423440), (70, 3081096), (72, 2995510), (80, 2695959), (84, 2567580), (90, 2396408), (105, 2054064), (112, 1925685), (120, 1797306), (126, 1711720), (140, 1540548), (144, 1497755), (168, 1283790), (180, 1198204), (210, 1027032), (240, 898653), (252, 855860), (280, 770274), (315, 684688), (336, 641895), (360, 599102), (420, 513516), (504, 427930), (560, 385137), (630, 342344), (720, 299551), (840, 256758), (1008, 213965), (1260, 171172), (1680, 128379), (2520, 85586), (5040, 42793)]