217655280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{302299}}^1$

素因数の和:302318

約数の個数: 60

約数和(自身を含む): 730961400

約数和(自身を除く): 513306120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 302299, 604598, 906897, 1209196, 1511495, 1813794, 2418392, 2720691, 3022990, 3627588, 4534485, 4836784, 5441382, 6045980, 7255176, 9068970, 10882764, 12091960, 13603455, 14510352, 18137940, 21765528, 24183920, 27206910, 36275880, 43531056, 54413820, 72551760, 108827640, 217655280]

約数ペア:

[(1, 217655280), (2, 108827640), (3, 72551760), (4, 54413820), (5, 43531056), (6, 36275880), (8, 27206910), (9, 24183920), (10, 21765528), (12, 18137940), (15, 14510352), (16, 13603455), (18, 12091960), (20, 10882764), (24, 9068970), (30, 7255176), (36, 6045980), (40, 5441382), (45, 4836784), (48, 4534485), (60, 3627588), (72, 3022990), (80, 2720691), (90, 2418392), (120, 1813794), (144, 1511495), (180, 1209196), (240, 906897), (360, 604598), (720, 302299)]