30944480

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{3947}}^1$

素因数の和:3976

約数の個数: 72

約数和(自身を含む): 85063608

約数和(自身を除く): 54119128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 3947, 7840, 7894, 15788, 19735, 27629, 31576, 39470, 55258, 63152, 78940, 110516, 126304, 138145, 157880, 193403, 221032, 276290, 315760, 386806, 442064, 552580, 631520, 773612, 884128, 967015, 1105160, 1547224, 1934030, 2210320, 3094448, 3868060, 4420640, 6188896, 7736120, 15472240, 30944480]

約数ペア:

[(1, 30944480), (2, 15472240), (4, 7736120), (5, 6188896), (7, 4420640), (8, 3868060), (10, 3094448), (14, 2210320), (16, 1934030), (20, 1547224), (28, 1105160), (32, 967015), (35, 884128), (40, 773612), (49, 631520), (56, 552580), (70, 442064), (80, 386806), (98, 315760), (112, 276290), (140, 221032), (160, 193403), (196, 157880), (224, 138145), (245, 126304), (280, 110516), (392, 78940), (490, 63152), (560, 55258), (784, 39470), (980, 31576), (1120, 27629), (1568, 19735), (1960, 15788), (3920, 7894), (3947, 7840)]