21982080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{107}}^2$

素因数の和:236

約数の個数: 96

約数和(自身を含む): 70728840

約数和(自身を除く): 48746760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 107, 120, 128, 160, 192, 214, 240, 320, 321, 384, 428, 480, 535, 640, 642, 856, 960, 1070, 1284, 1605, 1712, 1920, 2140, 2568, 3210, 3424, 4280, 5136, 6420, 6848, 8560, 10272, 11449, 12840, 13696, 17120, 20544, 22898, 25680, 34240, 34347, 41088, 45796, 51360, 57245, 68480, 68694, 91592, 102720, 114490, 137388, 171735, 183184, 205440, 228980, 274776, 343470, 366368, 457960, 549552, 686940, 732736, 915920, 1099104, 1373880, 1465472, 1831840, 2198208, 2747760, 3663680, 4396416, 5495520, 7327360, 10991040, 21982080]

約数ペア:

[(1, 21982080), (2, 10991040), (3, 7327360), (4, 5495520), (5, 4396416), (6, 3663680), (8, 2747760), (10, 2198208), (12, 1831840), (15, 1465472), (16, 1373880), (20, 1099104), (24, 915920), (30, 732736), (32, 686940), (40, 549552), (48, 457960), (60, 366368), (64, 343470), (80, 274776), (96, 228980), (107, 205440), (120, 183184), (128, 171735), (160, 137388), (192, 114490), (214, 102720), (240, 91592), (320, 68694), (321, 68480), (384, 57245), (428, 51360), (480, 45796), (535, 41088), (640, 34347), (642, 34240), (856, 25680), (960, 22898), (1070, 20544), (1284, 17120), (1605, 13696), (1712, 12840), (1920, 11449), (2140, 10272), (2568, 8560), (3210, 6848), (3424, 6420), (4280, 5136)]