76880640

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{20021}}^1$

素因数の和:20045

約数の個数: 72

約数和(自身を含む): 245549808

約数和(自身を除く): 168669168

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, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 20021, 40042, 60063, 80084, 100105, 120126, 160168, 200210, 240252, 300315, 320336, 400420, 480504, 600630, 640672, 800840, 961008, 1201260, 1281344, 1601680, 1922016, 2402520, 2562688, 3203360, 3844032, 4805040, 5125376, 6406720, 7688064, 9610080, 12813440, 15376128, 19220160, 25626880, 38440320, 76880640]

約数ペア:

[(1, 76880640), (2, 38440320), (3, 25626880), (4, 19220160), (5, 15376128), (6, 12813440), (8, 9610080), (10, 7688064), (12, 6406720), (15, 5125376), (16, 4805040), (20, 3844032), (24, 3203360), (30, 2562688), (32, 2402520), (40, 1922016), (48, 1601680), (60, 1281344), (64, 1201260), (80, 961008), (96, 800840), (120, 640672), (128, 600630), (160, 480504), (192, 400420), (240, 320336), (256, 300315), (320, 240252), (384, 200210), (480, 160168), (640, 120126), (768, 100105), (960, 80084), (1280, 60063), (1920, 40042), (3840, 20021)]