209947080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2293}}^1$

素因数の和:2423

約数の個数: 128

約数和(自身を含む): 726739200

約数和(自身を除く): 516792120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 109, 120, 140, 168, 210, 218, 280, 327, 420, 436, 545, 654, 763, 840, 872, 1090, 1308, 1526, 1635, 2180, 2289, 2293, 2616, 3052, 3270, 3815, 4360, 4578, 4586, 6104, 6540, 6879, 7630, 9156, 9172, 11445, 11465, 13080, 13758, 15260, 16051, 18312, 18344, 22890, 22930, 27516, 30520, 32102, 34395, 45780, 45860, 48153, 55032, 64204, 68790, 80255, 91560, 91720, 96306, 128408, 137580, 160510, 192612, 240765, 249937, 275160, 321020, 385224, 481530, 499874, 642040, 749811, 963060, 999748, 1249685, 1499622, 1749559, 1926120, 1999496, 2499370, 2999244, 3499118, 3749055, 4998740, 5248677, 5998488, 6998236, 7498110, 8747795, 9997480, 10497354, 13996472, 14996220, 17495590, 20994708, 26243385, 29992440, 34991180, 41989416, 52486770, 69982360, 104973540, 209947080]

約数ペア:

[(1, 209947080), (2, 104973540), (3, 69982360), (4, 52486770), (5, 41989416), (6, 34991180), (7, 29992440), (8, 26243385), (10, 20994708), (12, 17495590), (14, 14996220), (15, 13996472), (20, 10497354), (21, 9997480), (24, 8747795), (28, 7498110), (30, 6998236), (35, 5998488), (40, 5248677), (42, 4998740), (56, 3749055), (60, 3499118), (70, 2999244), (84, 2499370), (105, 1999496), (109, 1926120), (120, 1749559), (140, 1499622), (168, 1249685), (210, 999748), (218, 963060), (280, 749811), (327, 642040), (420, 499874), (436, 481530), (545, 385224), (654, 321020), (763, 275160), (840, 249937), (872, 240765), (1090, 192612), (1308, 160510), (1526, 137580), (1635, 128408), (2180, 96306), (2289, 91720), (2293, 91560), (2616, 80255), (3052, 68790), (3270, 64204), (3815, 55032), (4360, 48153), (4578, 45860), (4586, 45780), (6104, 34395), (6540, 32102), (6879, 30520), (7630, 27516), (9156, 22930), (9172, 22890), (11445, 18344), (11465, 18312), (13080, 16051), (13758, 15260)]