245533380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240719}}^1$

素因数の和:240748

約数の個数: 48

約数和(自身を含む): 727937280

約数和(自身を除く): 482403900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 240719, 481438, 722157, 962876, 1203595, 1444314, 2407190, 2888628, 3610785, 4092223, 4814380, 7221570, 8184446, 12276669, 14443140, 16368892, 20461115, 24553338, 40922230, 49106676, 61383345, 81844460, 122766690, 245533380]

約数ペア:

[(1, 245533380), (2, 122766690), (3, 81844460), (4, 61383345), (5, 49106676), (6, 40922230), (10, 24553338), (12, 20461115), (15, 16368892), (17, 14443140), (20, 12276669), (30, 8184446), (34, 7221570), (51, 4814380), (60, 4092223), (68, 3610785), (85, 2888628), (102, 2407190), (170, 1444314), (204, 1203595), (255, 962876), (340, 722157), (510, 481438), (1020, 240719)]