245282760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{681341}}^1$

素因数の和:681358

約数の個数: 48

約数和(自身を含む): 797170140

約数和(自身を除く): 551887380

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, 681341, 1362682, 2044023, 2725364, 3406705, 4088046, 5450728, 6132069, 6813410, 8176092, 10220115, 12264138, 13626820, 16352184, 20440230, 24528276, 27253640, 30660345, 40880460, 49056552, 61320690, 81760920, 122641380, 245282760]

約数ペア:

[(1, 245282760), (2, 122641380), (3, 81760920), (4, 61320690), (5, 49056552), (6, 40880460), (8, 30660345), (9, 27253640), (10, 24528276), (12, 20440230), (15, 16352184), (18, 13626820), (20, 12264138), (24, 10220115), (30, 8176092), (36, 6813410), (40, 6132069), (45, 5450728), (60, 4088046), (72, 3406705), (90, 2725364), (120, 2044023), (180, 1362682), (360, 681341)]