142459520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31799}}^1$

素因数の和:31825

約数の個数: 64

約数和(自身を含む): 389232000

約数和(自身を除く): 246772480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 31799, 63598, 127196, 158995, 222593, 254392, 317990, 445186, 508784, 635980, 890372, 1017568, 1112965, 1271960, 1780744, 2035136, 2225930, 2543920, 3561488, 4070272, 4451860, 5087840, 7122976, 8903720, 10175680, 14245952, 17807440, 20351360, 28491904, 35614880, 71229760, 142459520]

約数ペア:

[(1, 142459520), (2, 71229760), (4, 35614880), (5, 28491904), (7, 20351360), (8, 17807440), (10, 14245952), (14, 10175680), (16, 8903720), (20, 7122976), (28, 5087840), (32, 4451860), (35, 4070272), (40, 3561488), (56, 2543920), (64, 2225930), (70, 2035136), (80, 1780744), (112, 1271960), (128, 1112965), (140, 1017568), (160, 890372), (224, 635980), (280, 508784), (320, 445186), (448, 317990), (560, 254392), (640, 222593), (896, 158995), (1120, 127196), (2240, 63598), (4480, 31799)]