155748720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{648953}}^1$

素因数の和:648969

約数の個数: 40

約数和(自身を含む): 482821776

約数和(自身を除く): 327073056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 648953, 1297906, 1946859, 2595812, 3244765, 3893718, 5191624, 6489530, 7787436, 9734295, 10383248, 12979060, 15574872, 19468590, 25958120, 31149744, 38937180, 51916240, 77874360, 155748720]

約数ペア:

[(1, 155748720), (2, 77874360), (3, 51916240), (4, 38937180), (5, 31149744), (6, 25958120), (8, 19468590), (10, 15574872), (12, 12979060), (15, 10383248), (16, 9734295), (20, 7787436), (24, 6489530), (30, 5191624), (40, 3893718), (48, 3244765), (60, 2595812), (80, 1946859), (120, 1297906), (240, 648953)]