199080900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{221201}}^1$

素因数の和:221221

約数の個数: 54

約数和(自身を含む): 624010842

約数和(自身を除く): 424929942

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 221201, 442402, 663603, 884804, 1106005, 1327206, 1990809, 2212010, 2654412, 3318015, 3981618, 4424020, 5530025, 6636030, 7963236, 9954045, 11060050, 13272060, 16590075, 19908090, 22120100, 33180150, 39816180, 49770225, 66360300, 99540450, 199080900]

約数ペア:

[(1, 199080900), (2, 99540450), (3, 66360300), (4, 49770225), (5, 39816180), (6, 33180150), (9, 22120100), (10, 19908090), (12, 16590075), (15, 13272060), (18, 11060050), (20, 9954045), (25, 7963236), (30, 6636030), (36, 5530025), (45, 4424020), (50, 3981618), (60, 3318015), (75, 2654412), (90, 2212010), (100, 1990809), (150, 1327206), (180, 1106005), (225, 884804), (300, 663603), (450, 442402), (900, 221201)]