128881680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{537007}}^1$

素因数の和:537023

約数の個数: 40

約数和(自身を含む): 399533952

約数和(自身を除く): 270652272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 537007, 1074014, 1611021, 2148028, 2685035, 3222042, 4296056, 5370070, 6444084, 8055105, 8592112, 10740140, 12888168, 16110210, 21480280, 25776336, 32220420, 42960560, 64440840, 128881680]

約数ペア:

[(1, 128881680), (2, 64440840), (3, 42960560), (4, 32220420), (5, 25776336), (6, 21480280), (8, 16110210), (10, 12888168), (12, 10740140), (15, 8592112), (16, 8055105), (20, 6444084), (24, 5370070), (30, 4296056), (40, 3222042), (48, 2685035), (60, 2148028), (80, 1611021), (120, 1074014), (240, 537007)]