198144720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{275201}}^1$

素因数の和:275220

約数の個数: 60

約数和(自身を含む): 665438436

約数和(自身を除く): 467293716

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, 275201, 550402, 825603, 1100804, 1376005, 1651206, 2201608, 2476809, 2752010, 3302412, 4128015, 4403216, 4953618, 5504020, 6604824, 8256030, 9907236, 11008040, 12384045, 13209648, 16512060, 19814472, 22016080, 24768090, 33024120, 39628944, 49536180, 66048240, 99072360, 198144720]

約数ペア:

[(1, 198144720), (2, 99072360), (3, 66048240), (4, 49536180), (5, 39628944), (6, 33024120), (8, 24768090), (9, 22016080), (10, 19814472), (12, 16512060), (15, 13209648), (16, 12384045), (18, 11008040), (20, 9907236), (24, 8256030), (30, 6604824), (36, 5504020), (40, 4953618), (45, 4403216), (48, 4128015), (60, 3302412), (72, 2752010), (80, 2476809), (90, 2201608), (120, 1651206), (144, 1376005), (180, 1100804), (240, 825603), (360, 550402), (720, 275201)]