135078400

素因数分解:

$2^9\times 5^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:262

約数の個数: 120

約数和(自身を含む): 342119844

約数和(自身を除く): 207041444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 64, 80, 100, 122, 128, 160, 173, 200, 244, 256, 305, 320, 346, 400, 488, 512, 610, 640, 692, 800, 865, 976, 1220, 1280, 1384, 1525, 1600, 1730, 1952, 2440, 2560, 2768, 3050, 3200, 3460, 3904, 4325, 4880, 5536, 6100, 6400, 6920, 7808, 8650, 9760, 10553, 11072, 12200, 12800, 13840, 15616, 17300, 19520, 21106, 22144, 24400, 27680, 31232, 34600, 39040, 42212, 44288, 48800, 52765, 55360, 69200, 78080, 84424, 88576, 97600, 105530, 110720, 138400, 156160, 168848, 195200, 211060, 221440, 263825, 276800, 337696, 390400, 422120, 442880, 527650, 553600, 675392, 780800, 844240, 1055300, 1107200, 1350784, 1688480, 2110600, 2214400, 2701568, 3376960, 4221200, 5403136, 6753920, 8442400, 13507840, 16884800, 27015680, 33769600, 67539200, 135078400]

約数ペア:

[(1, 135078400), (2, 67539200), (4, 33769600), (5, 27015680), (8, 16884800), (10, 13507840), (16, 8442400), (20, 6753920), (25, 5403136), (32, 4221200), (40, 3376960), (50, 2701568), (61, 2214400), (64, 2110600), (80, 1688480), (100, 1350784), (122, 1107200), (128, 1055300), (160, 844240), (173, 780800), (200, 675392), (244, 553600), (256, 527650), (305, 442880), (320, 422120), (346, 390400), (400, 337696), (488, 276800), (512, 263825), (610, 221440), (640, 211060), (692, 195200), (800, 168848), (865, 156160), (976, 138400), (1220, 110720), (1280, 105530), (1384, 97600), (1525, 88576), (1600, 84424), (1730, 78080), (1952, 69200), (2440, 55360), (2560, 52765), (2768, 48800), (3050, 44288), (3200, 42212), (3460, 39040), (3904, 34600), (4325, 31232), (4880, 27680), (5536, 24400), (6100, 22144), (6400, 21106), (6920, 19520), (7808, 17300), (8650, 15616), (9760, 13840), (10553, 12800), (11072, 12200)]