142458400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{25439}}^1$

素因数の和:25466

約数の個数: 72

約数和(自身を含む): 397474560

約数和(自身を除く): 255016160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 5600, 25439, 50878, 101756, 127195, 178073, 203512, 254390, 356146, 407024, 508780, 635975, 712292, 814048, 890365, 1017560, 1271950, 1424584, 1780730, 2035120, 2543900, 2849168, 3561460, 4070240, 4451825, 5087800, 5698336, 7122920, 8903650, 10175600, 14245840, 17807300, 20351200, 28491680, 35614600, 71229200, 142458400]

約数ペア:

[(1, 142458400), (2, 71229200), (4, 35614600), (5, 28491680), (7, 20351200), (8, 17807300), (10, 14245840), (14, 10175600), (16, 8903650), (20, 7122920), (25, 5698336), (28, 5087800), (32, 4451825), (35, 4070240), (40, 3561460), (50, 2849168), (56, 2543900), (70, 2035120), (80, 1780730), (100, 1424584), (112, 1271950), (140, 1017560), (160, 890365), (175, 814048), (200, 712292), (224, 635975), (280, 508780), (350, 407024), (400, 356146), (560, 254390), (700, 203512), (800, 178073), (1120, 127195), (1400, 101756), (2800, 50878), (5600, 25439)]