208519500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{2837}}^1$

素因数の和:2873

約数の個数: 144

約数和(自身を含む): 706593888

約数和(自身を除く): 498074388

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 125, 140, 147, 150, 175, 196, 210, 245, 250, 294, 300, 350, 375, 420, 490, 500, 525, 588, 700, 735, 750, 875, 980, 1050, 1225, 1470, 1500, 1750, 2100, 2450, 2625, 2837, 2940, 3500, 3675, 4900, 5250, 5674, 6125, 7350, 8511, 10500, 11348, 12250, 14185, 14700, 17022, 18375, 19859, 24500, 28370, 34044, 36750, 39718, 42555, 56740, 59577, 70925, 73500, 79436, 85110, 99295, 119154, 139013, 141850, 170220, 198590, 212775, 238308, 278026, 283700, 297885, 354625, 397180, 417039, 425550, 496475, 556052, 595770, 695065, 709250, 834078, 851100, 992950, 1063875, 1191540, 1390130, 1418500, 1489425, 1668156, 1985900, 2085195, 2127750, 2482375, 2780260, 2978850, 3475325, 4170390, 4255500, 4964750, 5957700, 6950650, 7447125, 8340780, 9929500, 10425975, 13901300, 14894250, 17376625, 20851950, 29788500, 34753250, 41703900, 52129875, 69506500, 104259750, 208519500]

約数ペア:

[(1, 208519500), (2, 104259750), (3, 69506500), (4, 52129875), (5, 41703900), (6, 34753250), (7, 29788500), (10, 20851950), (12, 17376625), (14, 14894250), (15, 13901300), (20, 10425975), (21, 9929500), (25, 8340780), (28, 7447125), (30, 6950650), (35, 5957700), (42, 4964750), (49, 4255500), (50, 4170390), (60, 3475325), (70, 2978850), (75, 2780260), (84, 2482375), (98, 2127750), (100, 2085195), (105, 1985900), (125, 1668156), (140, 1489425), (147, 1418500), (150, 1390130), (175, 1191540), (196, 1063875), (210, 992950), (245, 851100), (250, 834078), (294, 709250), (300, 695065), (350, 595770), (375, 556052), (420, 496475), (490, 425550), (500, 417039), (525, 397180), (588, 354625), (700, 297885), (735, 283700), (750, 278026), (875, 238308), (980, 212775), (1050, 198590), (1225, 170220), (1470, 141850), (1500, 139013), (1750, 119154), (2100, 99295), (2450, 85110), (2625, 79436), (2837, 73500), (2940, 70925), (3500, 59577), (3675, 56740), (4900, 42555), (5250, 39718), (5674, 36750), (6125, 34044), (7350, 28370), (8511, 24500), (10500, 19859), (11348, 18375), (12250, 17022), (14185, 14700)]