1366884400

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{69739}}^1$

素因数の和:69771

約数の個数: 90

約数和(自身を含む): 3820147980

約数和(自身を除く): 2453263580

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1960, 2450, 2800, 3920, 4900, 9800, 19600, 69739, 139478, 278956, 348695, 488173, 557912, 697390, 976346, 1115824, 1394780, 1743475, 1952692, 2440865, 2789560, 3417211, 3486950, 3905384, 4881730, 5579120, 6834422, 6973900, 7810768, 9763460, 12204325, 13668844, 13947800, 17086055, 19526920, 24408650, 27337688, 27895600, 34172110, 39053840, 48817300, 54675376, 68344220, 85430275, 97634600, 136688440, 170860550, 195269200, 273376880, 341721100, 683442200, 1366884400]

約数ペア:

[(1, 1366884400), (2, 683442200), (4, 341721100), (5, 273376880), (7, 195269200), (8, 170860550), (10, 136688440), (14, 97634600), (16, 85430275), (20, 68344220), (25, 54675376), (28, 48817300), (35, 39053840), (40, 34172110), (49, 27895600), (50, 27337688), (56, 24408650), (70, 19526920), (80, 17086055), (98, 13947800), (100, 13668844), (112, 12204325), (140, 9763460), (175, 7810768), (196, 6973900), (200, 6834422), (245, 5579120), (280, 4881730), (350, 3905384), (392, 3486950), (400, 3417211), (490, 2789560), (560, 2440865), (700, 1952692), (784, 1743475), (980, 1394780), (1225, 1115824), (1400, 976346), (1960, 697390), (2450, 557912), (2800, 488173), (3920, 348695), (4900, 278956), (9800, 139478), (19600, 69739)]