61491240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{170809}}^1$

素因数の和:170826

約数の個数: 48

約数和(自身を含む): 199847700

約数和(自身を除く): 138356460

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 170809, 341618, 512427, 683236, 854045, 1024854, 1366472, 1537281, 1708090, 2049708, 2562135, 3074562, 3416180, 4099416, 5124270, 6149124, 6832360, 7686405, 10248540, 12298248, 15372810, 20497080, 30745620, 61491240]

約数ペア:

[(1, 61491240), (2, 30745620), (3, 20497080), (4, 15372810), (5, 12298248), (6, 10248540), (8, 7686405), (9, 6832360), (10, 6149124), (12, 5124270), (15, 4099416), (18, 3416180), (20, 3074562), (24, 2562135), (30, 2049708), (36, 1708090), (40, 1537281), (45, 1366472), (60, 1024854), (72, 854045), (90, 683236), (120, 512427), (180, 341618), (360, 170809)]