313559680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{69991}}^1$

素因数の和:70017

約数の個数: 64

約数和(自身を含む): 856702080

約数和(自身を除く): 543142400

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, 69991, 139982, 279964, 349955, 489937, 559928, 699910, 979874, 1119856, 1399820, 1959748, 2239712, 2449685, 2799640, 3919496, 4479424, 4899370, 5599280, 7838992, 8958848, 9798740, 11198560, 15677984, 19597480, 22397120, 31355968, 39194960, 44794240, 62711936, 78389920, 156779840, 313559680]

約数ペア:

[(1, 313559680), (2, 156779840), (4, 78389920), (5, 62711936), (7, 44794240), (8, 39194960), (10, 31355968), (14, 22397120), (16, 19597480), (20, 15677984), (28, 11198560), (32, 9798740), (35, 8958848), (40, 7838992), (56, 5599280), (64, 4899370), (70, 4479424), (80, 3919496), (112, 2799640), (128, 2449685), (140, 2239712), (160, 1959748), (224, 1399820), (280, 1119856), (320, 979874), (448, 699910), (560, 559928), (640, 489937), (896, 349955), (1120, 279964), (2240, 139982), (4480, 69991)]