209447280

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1433}}^1$

素因数の和:1488

約数の個数: 240

約数和(自身を含む): 832178880

約数和(自身を除く): 622731600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 348, 360, 406, 420, 435, 464, 504, 522, 560, 580, 609, 630, 696, 720, 812, 840, 870, 1008, 1015, 1044, 1160, 1218, 1260, 1305, 1392, 1433, 1624, 1680, 1740, 1827, 2030, 2088, 2320, 2436, 2520, 2610, 2866, 3045, 3248, 3480, 3654, 4060, 4176, 4299, 4872, 5040, 5220, 5732, 6090, 6960, 7165, 7308, 8120, 8598, 9135, 9744, 10031, 10440, 11464, 12180, 12897, 14330, 14616, 16240, 17196, 18270, 20062, 20880, 21495, 22928, 24360, 25794, 28660, 29232, 30093, 34392, 36540, 40124, 41557, 42990, 48720, 50155, 51588, 57320, 60186, 64485, 68784, 73080, 80248, 83114, 85980, 90279, 100310, 103176, 114640, 120372, 124671, 128970, 146160, 150465, 160496, 166228, 171960, 180558, 200620, 206352, 207785, 240744, 249342, 257940, 290899, 300930, 332456, 343920, 361116, 374013, 401240, 415570, 451395, 481488, 498684, 515880, 581798, 601860, 623355, 664912, 722232, 748026, 802480, 831140, 872697, 902790, 997368, 1031760, 1163596, 1203720, 1246710, 1444464, 1454495, 1496052, 1662280, 1745394, 1805580, 1870065, 1994736, 2327192, 2407440, 2493420, 2618091, 2908990, 2992104, 3324560, 3490788, 3611160, 3740130, 4363485, 4654384, 4986840, 5236182, 5817980, 5984208, 6981576, 7222320, 7480260, 8726970, 9973680, 10472364, 11635960, 13090455, 13963152, 14960520, 17453940, 20944728, 23271920, 26180910, 29921040, 34907880, 41889456, 52361820, 69815760, 104723640, 209447280]

約数ペア:

[(1, 209447280), (2, 104723640), (3, 69815760), (4, 52361820), (5, 41889456), (6, 34907880), (7, 29921040), (8, 26180910), (9, 23271920), (10, 20944728), (12, 17453940), (14, 14960520), (15, 13963152), (16, 13090455), (18, 11635960), (20, 10472364), (21, 9973680), (24, 8726970), (28, 7480260), (29, 7222320), (30, 6981576), (35, 5984208), (36, 5817980), (40, 5236182), (42, 4986840), (45, 4654384), (48, 4363485), (56, 3740130), (58, 3611160), (60, 3490788), (63, 3324560), (70, 2992104), (72, 2908990), (80, 2618091), (84, 2493420), (87, 2407440), (90, 2327192), (105, 1994736), (112, 1870065), (116, 1805580), (120, 1745394), (126, 1662280), (140, 1496052), (144, 1454495), (145, 1444464), (168, 1246710), (174, 1203720), (180, 1163596), (203, 1031760), (210, 997368), (232, 902790), (240, 872697), (252, 831140), (261, 802480), (280, 748026), (290, 722232), (315, 664912), (336, 623355), (348, 601860), (360, 581798), (406, 515880), (420, 498684), (435, 481488), (464, 451395), (504, 415570), (522, 401240), (560, 374013), (580, 361116), (609, 343920), (630, 332456), (696, 300930), (720, 290899), (812, 257940), (840, 249342), (870, 240744), (1008, 207785), (1015, 206352), (1044, 200620), (1160, 180558), (1218, 171960), (1260, 166228), (1305, 160496), (1392, 150465), (1433, 146160), (1624, 128970), (1680, 124671), (1740, 120372), (1827, 114640), (2030, 103176), (2088, 100310), (2320, 90279), (2436, 85980), (2520, 83114), (2610, 80248), (2866, 73080), (3045, 68784), (3248, 64485), (3480, 60186), (3654, 57320), (4060, 51588), (4176, 50155), (4299, 48720), (4872, 42990), (5040, 41557), (5220, 40124), (5732, 36540), (6090, 34392), (6960, 30093), (7165, 29232), (7308, 28660), (8120, 25794), (8598, 24360), (9135, 22928), (9744, 21495), (10031, 20880), (10440, 20062), (11464, 18270), (12180, 17196), (12897, 16240), (14330, 14616)]