28193280

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{3671}}^1$

素因数の和:3697

約数の個数: 80

約数和(自身を含む): 90154944

約数和(自身を除く): 61961664

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, 512, 640, 768, 960, 1280, 1536, 1920, 2560, 3671, 3840, 7342, 7680, 11013, 14684, 18355, 22026, 29368, 36710, 44052, 55065, 58736, 73420, 88104, 110130, 117472, 146840, 176208, 220260, 234944, 293680, 352416, 440520, 469888, 587360, 704832, 881040, 939776, 1174720, 1409664, 1762080, 1879552, 2349440, 2819328, 3524160, 4698880, 5638656, 7048320, 9397760, 14096640, 28193280]

約数ペア:

[(1, 28193280), (2, 14096640), (3, 9397760), (4, 7048320), (5, 5638656), (6, 4698880), (8, 3524160), (10, 2819328), (12, 2349440), (15, 1879552), (16, 1762080), (20, 1409664), (24, 1174720), (30, 939776), (32, 881040), (40, 704832), (48, 587360), (60, 469888), (64, 440520), (80, 352416), (96, 293680), (120, 234944), (128, 220260), (160, 176208), (192, 146840), (240, 117472), (256, 110130), (320, 88104), (384, 73420), (480, 58736), (512, 55065), (640, 44052), (768, 36710), (960, 29368), (1280, 22026), (1536, 18355), (1920, 14684), (2560, 11013), (3671, 7680), (3840, 7342)]