217705440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{453553}}^1$

素因数の和:453571

約数の個数: 48

約数和(自身を含む): 685773648

約数和(自身を除く): 468068208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 453553, 907106, 1360659, 1814212, 2267765, 2721318, 3628424, 4535530, 5442636, 6803295, 7256848, 9071060, 10885272, 13606590, 14513696, 18142120, 21770544, 27213180, 36284240, 43541088, 54426360, 72568480, 108852720, 217705440]

約数ペア:

[(1, 217705440), (2, 108852720), (3, 72568480), (4, 54426360), (5, 43541088), (6, 36284240), (8, 27213180), (10, 21770544), (12, 18142120), (15, 14513696), (16, 13606590), (20, 10885272), (24, 9071060), (30, 7256848), (32, 6803295), (40, 5442636), (48, 4535530), (60, 3628424), (80, 2721318), (96, 2267765), (120, 1814212), (160, 1360659), (240, 907106), (480, 453553)]