742448000

素因数分解:

$2^7\times 5^3\times 7^2\times {\mathrm{947}}^1$

素因数の和:990

約数の個数: 192

約数和(自身を含む): 2149552080

約数和(自身を除く): 1407104080

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, 947, 980, 1000, 1120, 1225, 1400, 1568, 1600, 1750, 1894, 1960, 2000, 2240, 2450, 2800, 3136, 3200, 3500, 3788, 3920, 4000, 4480, 4735, 4900, 5600, 6125, 6272, 6629, 7000, 7576, 7840, 8000, 9470, 9800, 11200, 12250, 13258, 14000, 15152, 15680, 16000, 18940, 19600, 22400, 23675, 24500, 26516, 28000, 30304, 31360, 33145, 37880, 39200, 46403, 47350, 49000, 53032, 56000, 60608, 66290, 75760, 78400, 92806, 94700, 98000, 106064, 112000, 118375, 121216, 132580, 151520, 156800, 165725, 185612, 189400, 196000, 212128, 232015, 236750, 265160, 303040, 331450, 371224, 378800, 392000, 424256, 464030, 473500, 530320, 606080, 662900, 742448, 757600, 784000, 828625, 848512, 928060, 947000, 1060640, 1160075, 1325800, 1484896, 1515200, 1657250, 1856120, 1894000, 2121280, 2320150, 2651600, 2969792, 3030400, 3314500, 3712240, 3788000, 4242560, 4640300, 5303200, 5800375, 5939584, 6629000, 7424480, 7576000, 9280600, 10606400, 11600750, 13258000, 14848960, 15152000, 18561200, 21212800, 23201500, 26516000, 29697920, 37122400, 46403000, 53032000, 74244800, 92806000, 106064000, 148489600, 185612000, 371224000, 742448000]

約数ペア:

[(1, 742448000), (2, 371224000), (4, 185612000), (5, 148489600), (7, 106064000), (8, 92806000), (10, 74244800), (14, 53032000), (16, 46403000), (20, 37122400), (25, 29697920), (28, 26516000), (32, 23201500), (35, 21212800), (40, 18561200), (49, 15152000), (50, 14848960), (56, 13258000), (64, 11600750), (70, 10606400), (80, 9280600), (98, 7576000), (100, 7424480), (112, 6629000), (125, 5939584), (128, 5800375), (140, 5303200), (160, 4640300), (175, 4242560), (196, 3788000), (200, 3712240), (224, 3314500), (245, 3030400), (250, 2969792), (280, 2651600), (320, 2320150), (350, 2121280), (392, 1894000), (400, 1856120), (448, 1657250), (490, 1515200), (500, 1484896), (560, 1325800), (640, 1160075), (700, 1060640), (784, 947000), (800, 928060), (875, 848512), (896, 828625), (947, 784000), (980, 757600), (1000, 742448), (1120, 662900), (1225, 606080), (1400, 530320), (1568, 473500), (1600, 464030), (1750, 424256), (1894, 392000), (1960, 378800), (2000, 371224), (2240, 331450), (2450, 303040), (2800, 265160), (3136, 236750), (3200, 232015), (3500, 212128), (3788, 196000), (3920, 189400), (4000, 185612), (4480, 165725), (4735, 156800), (4900, 151520), (5600, 132580), (6125, 121216), (6272, 118375), (6629, 112000), (7000, 106064), (7576, 98000), (7840, 94700), (8000, 92806), (9470, 78400), (9800, 75760), (11200, 66290), (12250, 60608), (13258, 56000), (14000, 53032), (15152, 49000), (15680, 47350), (16000, 46403), (18940, 39200), (19600, 37880), (22400, 33145), (23675, 31360), (24500, 30304), (26516, 28000)]