51402330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{27197}}^1$

素因数の和:27220

約数の個数: 64

約数和(自身を含む): 156660480

約数和(自身を除く): 105258150

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 27197, 54394, 81591, 135985, 163182, 190379, 244773, 271970, 380758, 407955, 489546, 571137, 734319, 815910, 951895, 1142274, 1223865, 1468638, 1713411, 1903790, 2447730, 2855685, 3426822, 3671595, 5140233, 5711370, 7343190, 8567055, 10280466, 17134110, 25701165, 51402330]

約数ペア:

[(1, 51402330), (2, 25701165), (3, 17134110), (5, 10280466), (6, 8567055), (7, 7343190), (9, 5711370), (10, 5140233), (14, 3671595), (15, 3426822), (18, 2855685), (21, 2447730), (27, 1903790), (30, 1713411), (35, 1468638), (42, 1223865), (45, 1142274), (54, 951895), (63, 815910), (70, 734319), (90, 571137), (105, 489546), (126, 407955), (135, 380758), (189, 271970), (210, 244773), (270, 190379), (315, 163182), (378, 135985), (630, 81591), (945, 54394), (1890, 27197)]