208599120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{289721}}^1$

素因数の和:289740

約数の個数: 60

約数和(自身を含む): 700547796

約数和(自身を除く): 491948676

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, 289721, 579442, 869163, 1158884, 1448605, 1738326, 2317768, 2607489, 2897210, 3476652, 4345815, 4635536, 5214978, 5794420, 6953304, 8691630, 10429956, 11588840, 13037445, 13906608, 17383260, 20859912, 23177680, 26074890, 34766520, 41719824, 52149780, 69533040, 104299560, 208599120]

約数ペア:

[(1, 208599120), (2, 104299560), (3, 69533040), (4, 52149780), (5, 41719824), (6, 34766520), (8, 26074890), (9, 23177680), (10, 20859912), (12, 17383260), (15, 13906608), (16, 13037445), (18, 11588840), (20, 10429956), (24, 8691630), (30, 6953304), (36, 5794420), (40, 5214978), (45, 4635536), (48, 4345815), (60, 3476652), (72, 2897210), (80, 2607489), (90, 2317768), (120, 1738326), (144, 1448605), (180, 1158884), (240, 869163), (360, 579442), (720, 289721)]