51820920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{143947}}^1$

素因数の和:143964

約数の個数: 48

約数和(自身を含む): 168419160

約数和(自身を除く): 116598240

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, 143947, 287894, 431841, 575788, 719735, 863682, 1151576, 1295523, 1439470, 1727364, 2159205, 2591046, 2878940, 3454728, 4318410, 5182092, 5757880, 6477615, 8636820, 10364184, 12955230, 17273640, 25910460, 51820920]

約数ペア:

[(1, 51820920), (2, 25910460), (3, 17273640), (4, 12955230), (5, 10364184), (6, 8636820), (8, 6477615), (9, 5757880), (10, 5182092), (12, 4318410), (15, 3454728), (18, 2878940), (20, 2591046), (24, 2159205), (30, 1727364), (36, 1439470), (40, 1295523), (45, 1151576), (60, 863682), (72, 719735), (90, 575788), (120, 431841), (180, 287894), (360, 143947)]