1947287040

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{253553}}^1$

素因数の和:253579

約数の個数: 80

約数和(自身を含む): 6225257808

約数和(自身を除く): 4277970768

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, 3840, 7680, 253553, 507106, 760659, 1014212, 1267765, 1521318, 2028424, 2535530, 3042636, 3803295, 4056848, 5071060, 6085272, 7606590, 8113696, 10142120, 12170544, 15213180, 16227392, 20284240, 24341088, 30426360, 32454784, 40568480, 48682176, 60852720, 64909568, 81136960, 97364352, 121705440, 129819136, 162273920, 194728704, 243410880, 324547840, 389457408, 486821760, 649095680, 973643520, 1947287040]

約数ペア:

[(1, 1947287040), (2, 973643520), (3, 649095680), (4, 486821760), (5, 389457408), (6, 324547840), (8, 243410880), (10, 194728704), (12, 162273920), (15, 129819136), (16, 121705440), (20, 97364352), (24, 81136960), (30, 64909568), (32, 60852720), (40, 48682176), (48, 40568480), (60, 32454784), (64, 30426360), (80, 24341088), (96, 20284240), (120, 16227392), (128, 15213180), (160, 12170544), (192, 10142120), (240, 8113696), (256, 7606590), (320, 6085272), (384, 5071060), (480, 4056848), (512, 3803295), (640, 3042636), (768, 2535530), (960, 2028424), (1280, 1521318), (1536, 1267765), (1920, 1014212), (2560, 760659), (3840, 507106), (7680, 253553)]