218990160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{304153}}^1$

素因数の和:304172

約数の個数: 60

約数和(自身を含む): 735444372

約数和(自身を除く): 516454212

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, 304153, 608306, 912459, 1216612, 1520765, 1824918, 2433224, 2737377, 3041530, 3649836, 4562295, 4866448, 5474754, 6083060, 7299672, 9124590, 10949508, 12166120, 13686885, 14599344, 18249180, 21899016, 24332240, 27373770, 36498360, 43798032, 54747540, 72996720, 109495080, 218990160]

約数ペア:

[(1, 218990160), (2, 109495080), (3, 72996720), (4, 54747540), (5, 43798032), (6, 36498360), (8, 27373770), (9, 24332240), (10, 21899016), (12, 18249180), (15, 14599344), (16, 13686885), (18, 12166120), (20, 10949508), (24, 9124590), (30, 7299672), (36, 6083060), (40, 5474754), (45, 4866448), (48, 4562295), (60, 3649836), (72, 3041530), (80, 2737377), (90, 2433224), (120, 1824918), (144, 1520765), (180, 1216612), (240, 912459), (360, 608306), (720, 304153)]