209526360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{379}}^1$

素因数の和:681

約数の個数: 128

約数和(自身を含む): 669772800

約数和(自身を除く): 460246440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 271, 340, 379, 408, 510, 542, 680, 758, 813, 1020, 1084, 1137, 1355, 1516, 1626, 1895, 2040, 2168, 2274, 2710, 3032, 3252, 3790, 4065, 4548, 4607, 5420, 5685, 6443, 6504, 7580, 8130, 9096, 9214, 10840, 11370, 12886, 13821, 15160, 16260, 18428, 19329, 22740, 23035, 25772, 27642, 32215, 32520, 36856, 38658, 45480, 46070, 51544, 55284, 64430, 69105, 77316, 92140, 96645, 102709, 110568, 128860, 138210, 154632, 184280, 193290, 205418, 257720, 276420, 308127, 386580, 410836, 513545, 552840, 616254, 773160, 821672, 1027090, 1232508, 1540635, 1746053, 2054180, 2465016, 3081270, 3492106, 4108360, 5238159, 6162540, 6984212, 8730265, 10476318, 12325080, 13968424, 17460530, 20952636, 26190795, 34921060, 41905272, 52381590, 69842120, 104763180, 209526360]

約数ペア:

[(1, 209526360), (2, 104763180), (3, 69842120), (4, 52381590), (5, 41905272), (6, 34921060), (8, 26190795), (10, 20952636), (12, 17460530), (15, 13968424), (17, 12325080), (20, 10476318), (24, 8730265), (30, 6984212), (34, 6162540), (40, 5238159), (51, 4108360), (60, 3492106), (68, 3081270), (85, 2465016), (102, 2054180), (120, 1746053), (136, 1540635), (170, 1232508), (204, 1027090), (255, 821672), (271, 773160), (340, 616254), (379, 552840), (408, 513545), (510, 410836), (542, 386580), (680, 308127), (758, 276420), (813, 257720), (1020, 205418), (1084, 193290), (1137, 184280), (1355, 154632), (1516, 138210), (1626, 128860), (1895, 110568), (2040, 102709), (2168, 96645), (2274, 92140), (2710, 77316), (3032, 69105), (3252, 64430), (3790, 55284), (4065, 51544), (4548, 46070), (4607, 45480), (5420, 38658), (5685, 36856), (6443, 32520), (6504, 32215), (7580, 27642), (8130, 25772), (9096, 23035), (9214, 22740), (10840, 19329), (11370, 18428), (12886, 16260), (13821, 15160)]