31203200

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{199}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 90117000

約数和(自身を除く): 58913800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 199, 200, 224, 245, 280, 320, 350, 392, 398, 400, 448, 490, 560, 640, 700, 784, 796, 800, 896, 980, 995, 1120, 1225, 1393, 1400, 1568, 1592, 1600, 1960, 1990, 2240, 2450, 2786, 2800, 3136, 3184, 3200, 3920, 3980, 4480, 4900, 4975, 5572, 5600, 6272, 6368, 6965, 7840, 7960, 9751, 9800, 9950, 11144, 11200, 12736, 13930, 15680, 15920, 19502, 19600, 19900, 22288, 22400, 25472, 27860, 31360, 31840, 34825, 39004, 39200, 39800, 44576, 48755, 55720, 63680, 69650, 78008, 78400, 79600, 89152, 97510, 111440, 127360, 139300, 156016, 156800, 159200, 178304, 195020, 222880, 243775, 278600, 312032, 318400, 390040, 445760, 487550, 557200, 624064, 636800, 780080, 891520, 975100, 1114400, 1248128, 1560160, 1950200, 2228800, 3120320, 3900400, 4457600, 6240640, 7800800, 15601600, 31203200]

約数ペア:

[(1, 31203200), (2, 15601600), (4, 7800800), (5, 6240640), (7, 4457600), (8, 3900400), (10, 3120320), (14, 2228800), (16, 1950200), (20, 1560160), (25, 1248128), (28, 1114400), (32, 975100), (35, 891520), (40, 780080), (49, 636800), (50, 624064), (56, 557200), (64, 487550), (70, 445760), (80, 390040), (98, 318400), (100, 312032), (112, 278600), (128, 243775), (140, 222880), (160, 195020), (175, 178304), (196, 159200), (199, 156800), (200, 156016), (224, 139300), (245, 127360), (280, 111440), (320, 97510), (350, 89152), (392, 79600), (398, 78400), (400, 78008), (448, 69650), (490, 63680), (560, 55720), (640, 48755), (700, 44576), (784, 39800), (796, 39200), (800, 39004), (896, 34825), (980, 31840), (995, 31360), (1120, 27860), (1225, 25472), (1393, 22400), (1400, 22288), (1568, 19900), (1592, 19600), (1600, 19502), (1960, 15920), (1990, 15680), (2240, 13930), (2450, 12736), (2786, 11200), (2800, 11144), (3136, 9950), (3184, 9800), (3200, 9751), (3920, 7960), (3980, 7840), (4480, 6965), (4900, 6368), (4975, 6272), (5572, 5600)]