245732480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{54851}}^1$

素因数の和:54877

約数の個数: 64

約数和(自身を含む): 671388480

約数和(自身を除く): 425656000

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, 54851, 109702, 219404, 274255, 383957, 438808, 548510, 767914, 877616, 1097020, 1535828, 1755232, 1919785, 2194040, 3071656, 3510464, 3839570, 4388080, 6143312, 7020928, 7679140, 8776160, 12286624, 15358280, 17552320, 24573248, 30716560, 35104640, 49146496, 61433120, 122866240, 245732480]

約数ペア:

[(1, 245732480), (2, 122866240), (4, 61433120), (5, 49146496), (7, 35104640), (8, 30716560), (10, 24573248), (14, 17552320), (16, 15358280), (20, 12286624), (28, 8776160), (32, 7679140), (35, 7020928), (40, 6143312), (56, 4388080), (64, 3839570), (70, 3510464), (80, 3071656), (112, 2194040), (128, 1919785), (140, 1755232), (160, 1535828), (224, 1097020), (280, 877616), (320, 767914), (448, 548510), (560, 438808), (640, 383957), (896, 274255), (1120, 219404), (2240, 109702), (4480, 54851)]