1283408000

素因数分解:

$2^7\times 5^3\times 7^2\times {\mathrm{1637}}^1$

素因数の和:1680

約数の個数: 192

約数和(自身を含む): 3714099480

約数和(自身を除く): 2430691480

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, 125, 128, 140, 160, 175, 196, 200, 224, 245, 250, 280, 320, 350, 392, 400, 448, 490, 500, 560, 640, 700, 784, 800, 875, 896, 980, 1000, 1120, 1225, 1400, 1568, 1600, 1637, 1750, 1960, 2000, 2240, 2450, 2800, 3136, 3200, 3274, 3500, 3920, 4000, 4480, 4900, 5600, 6125, 6272, 6548, 7000, 7840, 8000, 8185, 9800, 11200, 11459, 12250, 13096, 14000, 15680, 16000, 16370, 19600, 22400, 22918, 24500, 26192, 28000, 31360, 32740, 39200, 40925, 45836, 49000, 52384, 56000, 57295, 65480, 78400, 80213, 81850, 91672, 98000, 104768, 112000, 114590, 130960, 156800, 160426, 163700, 183344, 196000, 204625, 209536, 229180, 261920, 286475, 320852, 327400, 366688, 392000, 401065, 409250, 458360, 523840, 572950, 641704, 654800, 733376, 784000, 802130, 818500, 916720, 1047680, 1145900, 1283408, 1309600, 1432375, 1466752, 1604260, 1637000, 1833440, 2005325, 2291800, 2566816, 2619200, 2864750, 3208520, 3274000, 3666880, 4010650, 4583600, 5133632, 5238400, 5729500, 6417040, 6548000, 7333760, 8021300, 9167200, 10026625, 10267264, 11459000, 12834080, 13096000, 16042600, 18334400, 20053250, 22918000, 25668160, 26192000, 32085200, 36668800, 40106500, 45836000, 51336320, 64170400, 80213000, 91672000, 128340800, 160426000, 183344000, 256681600, 320852000, 641704000, 1283408000]

約数ペア:

[(1, 1283408000), (2, 641704000), (4, 320852000), (5, 256681600), (7, 183344000), (8, 160426000), (10, 128340800), (14, 91672000), (16, 80213000), (20, 64170400), (25, 51336320), (28, 45836000), (32, 40106500), (35, 36668800), (40, 32085200), (49, 26192000), (50, 25668160), (56, 22918000), (64, 20053250), (70, 18334400), (80, 16042600), (98, 13096000), (100, 12834080), (112, 11459000), (125, 10267264), (128, 10026625), (140, 9167200), (160, 8021300), (175, 7333760), (196, 6548000), (200, 6417040), (224, 5729500), (245, 5238400), (250, 5133632), (280, 4583600), (320, 4010650), (350, 3666880), (392, 3274000), (400, 3208520), (448, 2864750), (490, 2619200), (500, 2566816), (560, 2291800), (640, 2005325), (700, 1833440), (784, 1637000), (800, 1604260), (875, 1466752), (896, 1432375), (980, 1309600), (1000, 1283408), (1120, 1145900), (1225, 1047680), (1400, 916720), (1568, 818500), (1600, 802130), (1637, 784000), (1750, 733376), (1960, 654800), (2000, 641704), (2240, 572950), (2450, 523840), (2800, 458360), (3136, 409250), (3200, 401065), (3274, 392000), (3500, 366688), (3920, 327400), (4000, 320852), (4480, 286475), (4900, 261920), (5600, 229180), (6125, 209536), (6272, 204625), (6548, 196000), (7000, 183344), (7840, 163700), (8000, 160426), (8185, 156800), (9800, 130960), (11200, 114590), (11459, 112000), (12250, 104768), (13096, 98000), (14000, 91672), (15680, 81850), (16000, 80213), (16370, 78400), (19600, 65480), (22400, 57295), (22918, 56000), (24500, 52384), (26192, 49000), (28000, 45836), (31360, 40925), (32740, 39200)]