258210240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{268969}}^1$

素因数の和:268989

約数の個数: 56

約数和(自身を含む): 819820560

約数和(自身を除く): 561610320

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, 160, 192, 240, 320, 480, 960, 268969, 537938, 806907, 1075876, 1344845, 1613814, 2151752, 2689690, 3227628, 4034535, 4303504, 5379380, 6455256, 8069070, 8607008, 10758760, 12910512, 16138140, 17214016, 21517520, 25821024, 32276280, 43035040, 51642048, 64552560, 86070080, 129105120, 258210240]

約数ペア:

[(1, 258210240), (2, 129105120), (3, 86070080), (4, 64552560), (5, 51642048), (6, 43035040), (8, 32276280), (10, 25821024), (12, 21517520), (15, 17214016), (16, 16138140), (20, 12910512), (24, 10758760), (30, 8607008), (32, 8069070), (40, 6455256), (48, 5379380), (60, 4303504), (64, 4034535), (80, 3227628), (96, 2689690), (120, 2151752), (160, 1613814), (192, 1344845), (240, 1075876), (320, 806907), (480, 537938), (960, 268969)]