245487360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{63929}}^1$

素因数の和:63953

約数の個数: 72

約数和(自身を含む): 784037520

約数和(自身を除く): 538550160

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 63929, 127858, 191787, 255716, 319645, 383574, 511432, 639290, 767148, 958935, 1022864, 1278580, 1534296, 1917870, 2045728, 2557160, 3068592, 3835740, 4091456, 5114320, 6137184, 7671480, 8182912, 10228640, 12274368, 15342960, 16365824, 20457280, 24548736, 30685920, 40914560, 49097472, 61371840, 81829120, 122743680, 245487360]

約数ペア:

[(1, 245487360), (2, 122743680), (3, 81829120), (4, 61371840), (5, 49097472), (6, 40914560), (8, 30685920), (10, 24548736), (12, 20457280), (15, 16365824), (16, 15342960), (20, 12274368), (24, 10228640), (30, 8182912), (32, 7671480), (40, 6137184), (48, 5114320), (60, 4091456), (64, 3835740), (80, 3068592), (96, 2557160), (120, 2045728), (128, 1917870), (160, 1534296), (192, 1278580), (240, 1022864), (256, 958935), (320, 767148), (384, 639290), (480, 511432), (640, 383574), (768, 319645), (960, 255716), (1280, 191787), (1920, 127858), (3840, 63929)]