31898640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{132911}}^1$

素因数の和:132927

約数の個数: 40

約数和(自身を含む): 98886528

約数和(自身を除く): 66987888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 132911, 265822, 398733, 531644, 664555, 797466, 1063288, 1329110, 1594932, 1993665, 2126576, 2658220, 3189864, 3987330, 5316440, 6379728, 7974660, 10632880, 15949320, 31898640]

約数ペア:

[(1, 31898640), (2, 15949320), (3, 10632880), (4, 7974660), (5, 6379728), (6, 5316440), (8, 3987330), (10, 3189864), (12, 2658220), (15, 2126576), (16, 1993665), (20, 1594932), (24, 1329110), (30, 1063288), (40, 797466), (48, 664555), (60, 531644), (80, 398733), (120, 265822), (240, 132911)]