286719200

素因数分解:

$2^5\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1801}}^1$

素因数の和:2020

約数の個数: 72

約数和(自身を含む): 703861200

約数和(自身を除く): 417142000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 199, 200, 398, 400, 796, 800, 995, 1592, 1801, 1990, 3184, 3602, 3980, 4975, 6368, 7204, 7960, 9005, 9950, 14408, 15920, 18010, 19900, 28816, 31840, 36020, 39800, 45025, 57632, 72040, 79600, 90050, 144080, 159200, 180100, 288160, 358399, 360200, 716798, 720400, 1433596, 1440800, 1791995, 2867192, 3583990, 5734384, 7167980, 8959975, 11468768, 14335960, 17919950, 28671920, 35839900, 57343840, 71679800, 143359600, 286719200]

約数ペア:

[(1, 286719200), (2, 143359600), (4, 71679800), (5, 57343840), (8, 35839900), (10, 28671920), (16, 17919950), (20, 14335960), (25, 11468768), (32, 8959975), (40, 7167980), (50, 5734384), (80, 3583990), (100, 2867192), (160, 1791995), (199, 1440800), (200, 1433596), (398, 720400), (400, 716798), (796, 360200), (800, 358399), (995, 288160), (1592, 180100), (1801, 159200), (1990, 144080), (3184, 90050), (3602, 79600), (3980, 72040), (4975, 57632), (6368, 45025), (7204, 39800), (7960, 36020), (9005, 31840), (9950, 28816), (14408, 19900), (15920, 18010)]