1302609280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{290761}}^1$

素因数の和:290787

約数の個数: 64

約数和(自身を含む): 3558926880

約数和(自身を除く): 2256317600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 290761, 581522, 1163044, 1453805, 2035327, 2326088, 2907610, 4070654, 4652176, 5815220, 8141308, 9304352, 10176635, 11630440, 16282616, 18608704, 20353270, 23260880, 32565232, 37217408, 40706540, 46521760, 65130464, 81413080, 93043520, 130260928, 162826160, 186087040, 260521856, 325652320, 651304640, 1302609280]

約数ペア:

[(1, 1302609280), (2, 651304640), (4, 325652320), (5, 260521856), (7, 186087040), (8, 162826160), (10, 130260928), (14, 93043520), (16, 81413080), (20, 65130464), (28, 46521760), (32, 40706540), (35, 37217408), (40, 32565232), (56, 23260880), (64, 20353270), (70, 18608704), (80, 16282616), (112, 11630440), (128, 10176635), (140, 9304352), (160, 8141308), (224, 5815220), (280, 4652176), (320, 4070654), (448, 2907610), (560, 2326088), (640, 2035327), (896, 1453805), (1120, 1163044), (2240, 581522), (4480, 290761)]