155508720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647953}}^1$

素因数の和:647969

約数の個数: 40

約数和(自身を含む): 482077776

約数和(自身を除く): 326569056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647953, 1295906, 1943859, 2591812, 3239765, 3887718, 5183624, 6479530, 7775436, 9719295, 10367248, 12959060, 15550872, 19438590, 25918120, 31101744, 38877180, 51836240, 77754360, 155508720]

約数ペア:

[(1, 155508720), (2, 77754360), (3, 51836240), (4, 38877180), (5, 31101744), (6, 25918120), (8, 19438590), (10, 15550872), (12, 12959060), (15, 10367248), (16, 9719295), (20, 7775436), (24, 6479530), (30, 5183624), (40, 3887718), (48, 3239765), (60, 2591812), (80, 1943859), (120, 1295906), (240, 647953)]