31239990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18269}}^1$

素因数の和:18301

約数の個数: 48

約数和(自身を含む): 85503600

約数和(自身を除く): 54263610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 18269, 36538, 54807, 91345, 109614, 164421, 182690, 274035, 328842, 347111, 548070, 694222, 822105, 1041333, 1644210, 1735555, 2082666, 3123999, 3471110, 5206665, 6247998, 10413330, 15619995, 31239990]

約数ペア:

[(1, 31239990), (2, 15619995), (3, 10413330), (5, 6247998), (6, 5206665), (9, 3471110), (10, 3123999), (15, 2082666), (18, 1735555), (19, 1644210), (30, 1041333), (38, 822105), (45, 694222), (57, 548070), (90, 347111), (95, 328842), (114, 274035), (171, 182690), (190, 164421), (285, 109614), (342, 91345), (570, 54807), (855, 36538), (1710, 18269)]