1278450

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{947}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 3526560

約数和(自身を除く): 2248110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 947, 1350, 1894, 2841, 4735, 5682, 8523, 9470, 14205, 17046, 23675, 25569, 28410, 42615, 47350, 51138, 71025, 85230, 127845, 142050, 213075, 255690, 426150, 639225, 1278450]

約数ペア:

[(1, 1278450), (2, 639225), (3, 426150), (5, 255690), (6, 213075), (9, 142050), (10, 127845), (15, 85230), (18, 71025), (25, 51138), (27, 47350), (30, 42615), (45, 28410), (50, 25569), (54, 23675), (75, 17046), (90, 14205), (135, 9470), (150, 8523), (225, 5682), (270, 4735), (450, 2841), (675, 1894), (947, 1350)]