247371420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{242521}}^1$

素因数の和:242550

約数の個数: 48

約数和(自身を含む): 733386528

約数和(自身を除く): 486015108

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, 242521, 485042, 727563, 970084, 1212605, 1455126, 2425210, 2910252, 3637815, 4122857, 4850420, 7275630, 8245714, 12368571, 14551260, 16491428, 20614285, 24737142, 41228570, 49474284, 61842855, 82457140, 123685710, 247371420]

約数ペア:

[(1, 247371420), (2, 123685710), (3, 82457140), (4, 61842855), (5, 49474284), (6, 41228570), (10, 24737142), (12, 20614285), (15, 16491428), (17, 14551260), (20, 12368571), (30, 8245714), (34, 7275630), (51, 4850420), (60, 4122857), (68, 3637815), (85, 2910252), (102, 2425210), (170, 1455126), (204, 1212605), (255, 970084), (340, 727563), (510, 485042), (1020, 242521)]