201531840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{209929}}^1$

素因数の和:209949

約数の個数: 56

約数和(自身を含む): 639866640

約数和(自身を除く): 438334800

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, 209929, 419858, 629787, 839716, 1049645, 1259574, 1679432, 2099290, 2519148, 3148935, 3358864, 4198580, 5038296, 6297870, 6717728, 8397160, 10076592, 12595740, 13435456, 16794320, 20153184, 25191480, 33588640, 40306368, 50382960, 67177280, 100765920, 201531840]

約数ペア:

[(1, 201531840), (2, 100765920), (3, 67177280), (4, 50382960), (5, 40306368), (6, 33588640), (8, 25191480), (10, 20153184), (12, 16794320), (15, 13435456), (16, 12595740), (20, 10076592), (24, 8397160), (30, 6717728), (32, 6297870), (40, 5038296), (48, 4198580), (60, 3358864), (64, 3148935), (80, 2519148), (96, 2099290), (120, 1679432), (160, 1259574), (192, 1049645), (240, 839716), (320, 629787), (480, 419858), (960, 209929)]