285125120

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{2273}}^1$

素因数の和:2310

約数の個数: 120

約数和(自身を含む): 795595284

約数和(自身を除く): 510470164

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1568, 1792, 1960, 2240, 2273, 2560, 3136, 3584, 3920, 4480, 4546, 6272, 7840, 8960, 9092, 11365, 12544, 15680, 15911, 17920, 18184, 22730, 25088, 31360, 31822, 36368, 45460, 62720, 63644, 72736, 79555, 90920, 111377, 125440, 127288, 145472, 159110, 181840, 222754, 254576, 290944, 318220, 363680, 445508, 509152, 556885, 581888, 636440, 727360, 891016, 1018304, 1113770, 1163776, 1272880, 1454720, 1782032, 2036608, 2227540, 2545760, 2909440, 3564064, 4073216, 4455080, 5091520, 5818880, 7128128, 8146432, 8910160, 10183040, 14256256, 17820320, 20366080, 28512512, 35640640, 40732160, 57025024, 71281280, 142562560, 285125120]

約数ペア:

[(1, 285125120), (2, 142562560), (4, 71281280), (5, 57025024), (7, 40732160), (8, 35640640), (10, 28512512), (14, 20366080), (16, 17820320), (20, 14256256), (28, 10183040), (32, 8910160), (35, 8146432), (40, 7128128), (49, 5818880), (56, 5091520), (64, 4455080), (70, 4073216), (80, 3564064), (98, 2909440), (112, 2545760), (128, 2227540), (140, 2036608), (160, 1782032), (196, 1454720), (224, 1272880), (245, 1163776), (256, 1113770), (280, 1018304), (320, 891016), (392, 727360), (448, 636440), (490, 581888), (512, 556885), (560, 509152), (640, 445508), (784, 363680), (896, 318220), (980, 290944), (1120, 254576), (1280, 222754), (1568, 181840), (1792, 159110), (1960, 145472), (2240, 127288), (2273, 125440), (2560, 111377), (3136, 90920), (3584, 79555), (3920, 72736), (4480, 63644), (4546, 62720), (6272, 45460), (7840, 36368), (8960, 31822), (9092, 31360), (11365, 25088), (12544, 22730), (15680, 18184), (15911, 17920)]