2561934720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1334341}}^1$

素因数の和:1334363

約数の個数: 64

約数和(自身を含む): 8166173040

約数和(自身を除く): 5604238320

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, 320, 384, 480, 640, 960, 1920, 1334341, 2668682, 4003023, 5337364, 6671705, 8006046, 10674728, 13343410, 16012092, 20015115, 21349456, 26686820, 32024184, 40030230, 42698912, 53373640, 64048368, 80060460, 85397824, 106747280, 128096736, 160120920, 170795648, 213494560, 256193472, 320241840, 426989120, 512386944, 640483680, 853978240, 1280967360, 2561934720]

約数ペア:

[(1, 2561934720), (2, 1280967360), (3, 853978240), (4, 640483680), (5, 512386944), (6, 426989120), (8, 320241840), (10, 256193472), (12, 213494560), (15, 170795648), (16, 160120920), (20, 128096736), (24, 106747280), (30, 85397824), (32, 80060460), (40, 64048368), (48, 53373640), (60, 42698912), (64, 40030230), (80, 32024184), (96, 26686820), (120, 21349456), (128, 20015115), (160, 16012092), (192, 13343410), (240, 10674728), (320, 8006046), (384, 6671705), (480, 5337364), (640, 4003023), (960, 2668682), (1920, 1334341)]