15388680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{128239}}^1$

素因数の和:128253

約数の個数: 32

約数和(自身を含む): 46166400

約数和(自身を除く): 30777720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 128239, 256478, 384717, 512956, 641195, 769434, 1025912, 1282390, 1538868, 1923585, 2564780, 3077736, 3847170, 5129560, 7694340, 15388680]

約数ペア:

[(1, 15388680), (2, 7694340), (3, 5129560), (4, 3847170), (5, 3077736), (6, 2564780), (8, 1923585), (10, 1538868), (12, 1282390), (15, 1025912), (20, 769434), (24, 641195), (30, 512956), (40, 384717), (60, 256478), (120, 128239)]